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dimanche 2 août 2015

Does Forskolin Actually Work? An Evidence-Based Review

Losing weight can be extremely difficult. Studies show that only 15% of people succeed using conventional weight loss methods (1). Those who fail are more likely to seek solutions like dietary supplements and herbal medicines. One of them is called forskolin, a natural plant compound claimed to be an impressive weight loss supplement. This article […] The post Does Forskolin Actually Work? An Evidence-Based Review appeared first on http://ift.tt/1aS7CX7

[ This is only a summary. Click the link above to read the full article. ]

from Authority Nutrition http://ift.tt/1hdkLW2

jeudi 30 juillet 2015

8 Unknown Health Benefits of Probiotics

Mention the word ‘bacteria’ in a conversation and you’ll get mixed reactions: some will go ‘NASTY bugs that cause disease and spoil foods!’ while others may equate bacteria to the friendly fellows that keep our gut healthy and are added to (ridiculously high-sugar) yogurt!

The truth is the bacterial kingdom is a huge one – there are numerous pathogens that can cause a wide array of health issues but there are also lots of good bacteria such as Lactobacillus acidophilus or the bifidobacterium that have been linked to various health benefits. As you’ll discover in this article, these bacteria do much more than simply keep things running smoothly in our digestive tract.

And if you’re among those who think that the health benefits of probiotics have been overrated, keep scrolling to find out what happens if the delicate gut ecology is disrupted. I guarantee you’ll be surprised.

health benefits probiotics

The amazing gut ecology

Did you know about 100,000,000,000,000 (100 trillion) microorganisms think of your gut as ‘home sweet home’? Yep, that’s a crazy lot of zeros! Just to give you a visual idea, if you laid one dollar bills end-to-end from the earth to the sun and back, you would require way more than one trillion bills! Now, do that a 100 times more to get a (vague) idea of how much 100 trillion is… Sounds like we’re more bacteria than human!

In fact, our gastrointestinal system is home to more than 400 different species of bacteria – colonization begins right after birth and is more effective if the baby is born via the vaginal route. These bacteria which prevent pathogens from multiplying in the gut, make up more than 75% of our immune system.

Health benefits of probiotics you’re probably unaware of.

1. Probiotics can help ward off depression.

Sounds farfetched or Sci-Fi like? Well, more and more studies are showing that our brains and gut are linked. Research suggests that when the gut is inflamed – this can occur if your diet is packed with processed ‘foods’ such as vegetable seed oils, sugar, refined carbs, gluten, soy and so on – it promotes the release of inflammatory ‎cytokines in the blood. Basically, what these compounds do is tell the immune system, ‘Code Red, Code Red! There’s something going wrong – we need to be on the alert!’  This alert signal stresses you out. Plus these inflammatory cytokines are able to cross the blood-brain barrier where they induce ‎inflammation in the brain, creating symptoms of depression. ‎

gut brain axis

Research findings
In one study, 45 healthy participants were given either a placebo or a prebiotic before completing computer tests that assessed how they processed negative or positive words (emotional information). The researchers found that, compared to the control group, subjects given the probiotics paid more attention to the positive information than to the negative information. Similar effects have been noted amongst patients taking anti-depression or anti-anxiety drugs.

And a 2011 French study revealed that individuals who took probiotics for 30 days experienced decreased levels of psychological distress compared to the placebo group.

Behind the link
Probiotics exert their anti-depressant functions in two ways:

  • By preventing or toning down gut inflammation, probiotics can thwart this inflammatory process and thus minimize and even stop ‎brain inflammation.
  • Probiotics have been found to calm depression by acting on the vagus nerve, a cranial nerve that conveys sensory information from the gut to the brain.
Pass it on: Probiotics such as Lactobacillus rhamnosus can alleviate depression by sending Valium-like messages to the brain and reducing brain inflammation.
gut health depression

2. Probiotics can help you shed body fat.

Did you know that weight gain has been linked to the composition of the gut flora? And that, compared to their leaner counterparts, obese individuals have a less diverse gut flora? In fact, it appears that obese individuals have 90% less bacteroidetes and 20% more firmicutes than lean individuals. So what, you may wonder? Well, firmicutes are better than bacteroidetes at extracting calories from food and storing them as fat. In other words, the more firmicutes you have in your gut, the more of your food will be converted into fat.

Moreover, as mentioned earlier, an unhealthy gut can lead to brain inflammation – inflammatory cytokines have been found to block leptin receptor sites, gradually making the body “leptin resistant”. Since the hormone leptin induces satiety and tells the brain to burn body fat for energy, leptin resistance makes it harder to lose weight by making you hungrier and making it harder for your body to burn fat.

probiotics weight loss

Research findings
Japanese researchers gave a group of 210 overweight women 7 ounces of fermented milk per day for 12 weeks. Some of the women received milk containing Lactobacillus gasseri SBT2055. The researchers found that, compared to the control group, those who received the ‘spiked’ drink lost 8 to 9% of their visceral fat. This type of fat surrounds the organs and can cause numerous health issues when present in excess. These women also lost 1 to 3% of their belly fat.

In another study, obese individuals were given either a placebo or a probiotic containing Lactobacillus rhamnosusfor 12 weeks. This constituted the weight loss plan which was followed by a 12-week weight maintenance plan. The researchers reported that the women in the treatment group lost an average of 9.7 pounds, compared to 5.7 pounds in the placebo group. No significant weight loss changes were seen between the men in the placebo and treatment group. What’s interesting is that the women who received the probiotic continued to lose body fat after the maintenance phase whereas the control group gained weight.

In a lab study, scientists transferred the gut flora of obese mice into the guts of skinny ones. Guess what happened? These skinny mice immediately started eating excessively and gradually became obese.

lose body fat

Behind the link

  • Probiotics may help improve metabolism while increasing adiponectin, an anti-inflammatory signal that enhances the body’s ability to burn belly fat. Adiponectin also regulates lipid and glucose metabolism.
  • Probiotics can help decrease intestinal permeability thus keeping the intestinal barrier strong. In doing so, the friendly bugs could help prevent inflammatory compounds from entering the bloodstream and reaching the brain where, as explained earlier, they can induce leptin resistance.
Pass it on: Probiotics may have slimming effects by revving up the body’s fat burning mechanism and improving intestinal function.

probiotics metabolic syndrome

3. Probiotics may protect against the metabolic syndrome.

 

The metabolic syndrome refers to a cluster of conditions, such as high blood pressure, insulin resistance, accumulation of fat around the organs and abnormal lipid profiles, which occur together, increasing your risks of diabetes and heart disease. Although you need to have more than one of these conditions to be diagnosed with the metabolic syndrome, having any of them predispose you to serious health issues. And the more of these conditions occur together, the greater your risks for adverse health issues. Ready for some good news? Research suggests that probiotics can help you slip out of this risky web!

Research findings
The probiotic strain Bifidobacterium (B.) animalis subsp. lactis 420 (B420) was shown to significantly improve the metabolic syndrome by counteracting the adverse effects of an unhealthy diet.

Subjects who received a conventional yogurt with added Lactobacillus (L.) gasseri SBT 2055 experienced a considerable reduction in visceral and subcutaneous fat, body fat mass, as well as body weight, waist and hip circumferences. This suggests that probiotics can have a beneficial influence on metabolic disorders.

Behind the link

  • Probiotics can considerably reduce tissue inflammation and metabolic endotaxemia which has been shown to be one of the factors that initiate obesity and insulin resistance.
  • Probiotics can help regulate weight by influencing energy metabolism, which is how the body regulates energy intake, expenditure, and storage.
Pass it on: Probiotics can reduce your risks of metabolic syndrome by helping you achieve a healthier body composition and improving your insulin sensitivity.

probiotics heart health

4. Probiotics can enhance heart health.

A crucial strategy that can considerably help reduce our risks of dying from heart disease lies within our own intestinal tracts. Ensuring that beneficial bacteria are thriving in your gut could protect you from various heart conditions.

Research findings
Congestive heart failure
In a small study published this year, researchers gave 20 patients suffering from congestive heart failure supplements containing the probiotic S. boulardii. The probiotic group experienced improved heart function, reduced inflammatory markers and a reduction in cholesterol levels. These effects were not seen in the placebo group.

Blood pressure
A review of nine studies showed that, compared to the control groups, subjects who received a probiotic experienced reduction in blood pressure. This drop in blood pressure was more significant when:

  • The probiotic therapy was continued for over eight weeks.
  • Multiple species of probiotics are consumed.
  • The daily consumption dose is at least 10 colony-forming units.

Lipid profile
In one study, adults with elevated cholesterol were given either a placebo or Lactobacillus reuteri in capsule formfor nine weeks. The probiotic group experienced a 9% reduction in total cholesterol while LDL levels fell by almost 12%. What’s interesting is that these patients also had an 8% reduction in apolipoprotein B-100, a marker of LDL particle number and a known risk factor for cardiovascular disease. Plus high-sensitivity C-reactive protein (hs-CRP) and fibrinogen (two important markers of inflammation) also dropped by 1.05 mg/L (62%) and 14% respectively.

Bifidobacteria supplements have also been shown to raise protective HDL cholesterol levels in humans and reduce total and LDL levels.

probiotics improve blood pressure

Behind the link

  • By toning down inflammation, promoting body fat loss and preventing oxidation of LDL particles, probiotics can help protect the heart.
  • Probiotics such as Lactobacillus reuteri NCIMB 30242 has been found to increase levels of circulating vitamin D – this vitamin is not only essential for bone health but is now proving to be crucial for blood pressure control and overall heart and brain function.
  • Probiotics also increase the metabolism of cholesterol by promoting its breakdown and helping the body to remove it from the body. For instance, L. reuteri produces the enzyme bile salt hydrolase that “traps” cholesterol in the intestine and promotes its excretion via the feces.
Pass it on: Probiotics can improve heart function by reducing inflammation and optimizing blood pressure and lipid levels.

probiotics immune system

5. Probiotics can boost immune function.

 

Pop quiz: Where is the major part of our immune system situated?
In the gut? Yep: over 75% of the human immune system resides in the gut. That’s not all; the intestinal immune system produces more antibodies than the rest of the body put together! So it’s not hard to understand that if your gut flora is unhealthy, your immune system will suffer.

Research findings
Bowel inflammation is a major culprit behind colon cancer, the third most common cancer in the world. Researchers have found that probiotics can protect patients with colitis against this cancer.

Probiotics have also been found to reduce the risks of infections such as:

  • The common cold, acute upper respiratory tract infections (URTIs) and ear infections.
  • Antibiotic-associated diarrhea (this often causes illness and death in the elderly) and traveler’s diarrhea.
  • Allergies and chronic sinus infections known as chronic rhinosinusitis.

In individuals with irritable bowel syndrome, Bifidobacteria supplementation considerably reduced abdominal distension and improved symptom scores along with faster bowel transit times – this reduces cancer risks.

probiotics digestion

Behind the link

  • Probiotics help strengthen the barrier function of the intestinal lining thus making it less likely for bacteria in the intestines to enter the blood stream and can cause infections.
  • Probiotics can restore and rebalance the gut microbiome. In doing so, these friendly bugs promote optimal immune surveillance, enhancing the production of immune cells that search for and destroy infecting organisms and cancers.
  • Probiotics can help prevent the over-stimulation of the immune system.
  • Probiotics have been found to secrete antibacterial peptides, substances that are capable of killing harmful bacteria in the gut.
  • Probiotics also produce B vitamins and vitamin K, powerful nutrients that constitute an excellent line of defense for the body.
Pass it on: Probiotics can alleviate common infections and reduce risks of allergies.

probiotics heal acne

6. Probiotics hold promise for skin issues.

Did you know that your skin is the window to your gut and liver? Over a hundred years ago, dermatologists Drs. Stokes and Pillsbury directly linked skin inflammation to changes in the microbes and bacteria present in the gut. Research shows that a damaged gut can:

  • Upset hormonal balance thus increasing oil production in your skin.
  • Reduce the skin’s natural production of antimicrobial peptides, resulting in worsening skin inflammation or red and swollen pimples that hurt like crazy! ‎
  • Hamper your body’s gastric acid production – pathogens in the stomach have been shown to decrease acid levels in the stomach thus creating a medium in which they can thrive. Not only does this cause inflammation but insufficient ‎gastric acid also mean that fewer nutrients (including ‎antioxidants that can tone down inflammation) will reach your skin cells. ‎

Research findings
Probiotics can clear acne and tone down rosacea
In a 1961 study, 80% of 300 acne sufferers experienced clinical improvement after taking probiotics. This was replicated by Russian and Italian scientists who showed that acne and rosacea patients who received probiotics experienced better symptom clearance compared to the control group. Moreover, acne sufferers who consumed a Lactobacillus-containing beverage for 12 weeks had fewer acne lesions and produced less sebum.

Probiotics can tone down eczema
Although genes play a major role in the development of eczema (also known as atopic dermatitis), studies suggest that probiotics can help prevent the condition especially when given at an early age. In fact, a review of 21 studies involving 11,000 children at risk of developing eczema showed that supplementing with Lactobacillus rhapsodic GG or Lactobacillus rhamnosus strain HN001 slashed kids’ risk of developing eczema in half compared to those taking a placebo. Children who took other strains of probiotics also had a 50% reduction in their risk of eczema.

probiotics reduce eczema

Behind the link

  • Probiotics may actually re-seal the gut lining while helping to restore the gut’s microbiota – this prevents both systemic and local inflammation two known markers of acne and rosacea flares.
  • Probiotics appear to act as a protective shield by preventing pathogens on the skin from eliciting an immune reaction that leads to pimple formation, stinging, burning and dryness. They also exert calming effects on skin cells, thus preventing them from reacting to pathogens they perceive as threats.
  • These friendly bugs also produce antimicrobial substances that are able to break through the cell walls of bad bacteria thereby killing them.
Pass it on: Probiotics can positively affect the “gut-brain-skin axis” thus helping to tone down acne, rosacea and eczema.

probiotics healthy teeth

7. Probiotics can improve oral health.

 

What is your ‘go-to’ product to combat oral issues? Toothpaste and mouthwash? Well, not only do these products not work as advertised but they can actually worsen your oral issues. Instead, try probiotics! Skeptical? Don’t be; after all your digestive tract starts with your mouth so it’s only logical that good bacteria can affect your oral health. In fact, unbalanced bacterial flora in the mouth has been linked to increased risks of cavity formation, gingival inflammation and bad breath.

Research findings
Probiotics and dental caries
Scientists found that a probiotic mouth rinse was as effective as chlorhexidine (the gold standard mouthwash with antibacterial properties) in decreasing plaque accumulation. However, unlike chlorhexidine-containing products, probiotic mouth rinses do not cause brown discoloration of the teeth and tongue, oral mucosal erosion, taste alterations and other nasty side-effects.

Children who consumed probiotic-infused milk on a daily basis for seven months experienced a substantial decrease in dental caries compared to the control group who were given plain milk during the study period.

Probiotics and periodontal diseases
Periodontal diseases can be classified into 2 types:  gingivitis and periodontitis.  Gingivitis refers to a mild form of periodontal disease that involves inflammation of the gingiva (or gum) which is part of the soft tissue that lines the mouth and acts as a seal around the teeth. If left unchecked, gingivitis can lead to a more serious infection known as periodontitis, a progressive, destructive ailment that affects all supporting tissues of the teeth, including the alveolar bone. Probiotics may be a solution to this problem: compared to chlorhexidine, probiotic mouth rinses have been shown to be more effective at decreasing gingival inflammation.

Probiotics and bad breath (halitosis)
Gas-emitting bacteria on the tongue and below the gum line are the main culprits behind foul breath. When subjects were given probiotics infused into a mouth rinse, lozenge, chewing gum or tablet for four weeks, they experienced a significant improvement in bad breath. Researchers utilized either Streptococcus salivarius K12 or Lactobacillus salivarius WB21.

probiotics reduce bad breath

Behind the link

  • Studies show that the friendly bugs in your ‎mouth – yeah, that’s not a very nice picture – produce hydrogen peroxide as well as other antimicrobial ‎substances that suppress the growth of harmful bacteria. ‎
  • Probiotics compete with these pathogens for ‎food and adhesion sites on the mucosa. 
  • Good bacteria are also able to alter the oral environment by modifying its pH levels and/or its oxidation-reduction potential. This in turn thwarts the pathogens’ ability to colonize the oral cavity.

To further improve your oral health and prevent both cavities and bad breath, make sure to include enough vitamin K2 in your diet and try coconut oil pulling.

Pass it on: To beat bad breath, dental cavities and gingival inflammation, keep your oral bacteria happy – probiotics can help you achieve this.

probiotics improves fertility

8. Probiotics may play a role in fertility.

While probiotics are in no way a ‘cure’ for fertility issues, supplementation with Lactobacillus rhamnosus GG, Bifidobacterium bifidum, Lactococcus lactis, and Bifido breve have been found to be valuable in enhancing fertility and keeping pregnancy complications at bay.  

Research findings
Lactobacillus has been shown to enhance semen quality while protecting the sperm against pathogens such as Prevotella and Pseudomonas.

Lactobacillus gasseri OLL2809 could help prevent the growth of endometrial tissue and promote healing. This particular probiotic strain may also help improve the quality of life in patients suffering from endometriosis.

Behind the link

  • Individuals suffering from endometriosis, PCOS, uterine fibroids, adenomyosis, dysmenorrhea (painful menstruation), Hashimoto’s thyroiditis and autoimmune conditions often face infertility issues as well as another common element: chronic inflammation. Scientists speculate that, by down-regulating chronic low-grade inflammation, probiotics could potentially optimize fertility by protecting the eggs and sperm against oxidative stress.
  • Probiotics can crowd out bad bacteria thus optimizing cervical mucus – pathogens can reduce the cervical mucus to such an extent that conception may be compromised.
  • A healthy gut and vaginal flora protect women against infections (such as bacterial vaginosis or yeast overgrowth) that can cause their fertility to dwindle.
  • Carrying excessive amounts of body fat has been linked to infertility in both men and women. Since probiotics can help in weight management, they could also indirectly improve a couple’s chances of conceiving.
Pass it on: Probiotics may enhance fertility by protecting the eggs and sperm; reducing infections that may reduce the chances of conception and promote loss of excess body fat.

Check out this article to learn more about where to get probiotics and how to choose probiotic supplements.



from Bembu http://ift.tt/1JzaAWA

Everything You Need To Know About Probiotics!

The term probiotic is derived from the Latin preposition pro meaning “for”, and the Greek word biotic which means “life” — thus probiotics, or healthy bacteria, are life-promoting.  And based on the official WHO definition, probiotics are “live microorganisms that, when administered in adequate amounts, confer a health benefit on the host.”

Prebiotics come mostly from oligosaccharides (complex carbohydrates that we cannot digest) and act as food for probiotics. In other words, prebiotics help keep probiotics alive.

choosing probiotics

How are probiotics named?

If you’ve ever had a look at a probiotic supplement, you must surely have noticed that they have weird sounding names such as Lactobacillus acidophilus DDS-1. Well, these friendly fellows are named using Latin nomenclature that indicates:

  • Their genus – the group of bacteria to which these particular probiotics belong. The most common ones are the lactobacillus and the bifidobacterium.
  • The species of the bacteria such as acidophilus.
  • A strain designation such as DDS-1.

‘What’s in a name?’ you may wonder. Well, in the probiotics world, knowing the name of the bacteria in a supplement will help you connect that specific organism to published studies. For instance, if the manufacturers of supplement X claim that their product can ‘alleviate diarrhea’, you should expect to see Lactobacillus rhamnosus listed on the package.

probiotics essential for health

Do we really need probiotics?

Short answer: YES!  

Let me ask you something: why do you think industrialized countries are now plagued with an unprecedented increased incidence of asthma, allergies and various autoimmune diseases? Although more research is warranted, the modern medical thinking that ‘germs cause disease’ has brainwashed most of us into believing that health depends on excessive cleanliness. So we take antibiotics for anything and everything while hand sanitizers are a must for many of us… The irony is that this ‘pursuit of cleanliness’ has actually helped pathogens colonize our guts leading to the various health issues mentioned.

You see, beneficial bacteria act via numerous interrelated mechanisms to promote health at the molecular level. For instance, probiotics:

In other words, if our gut flora is disturbed, the consequences can be tremendous. Check out this article to find out more.

probiotics die off symptoms

Can probiotics make you sick?

Whenever you substantially change your diet or start taking a probiotic supplement, you may experience some mild to pretty awful symptoms – this is known as the Jarisch–Herxheimer reaction which is more commonly referred to as ‘die-off’. This reaction occurs when toxins released by dying pathogens (such as yeasts, parasites, bacteria, viruses and so on) overwhelm your body’s ability to get rid of them. This toxin accumulation can cause some cold-like symptoms such as:

  • Fever
  • Muscle aches
  • Chills
  • Headaches
  • Skin eruptions and rashes
  • Excess mucus production
  • Brain fog and lethargy
  • Trouble dealing with stress
  • Increased gastrointestinal problems (diarrhea, constipation, etc.)

In children, die-off reactions can also present themselves as bedwetting, irritability, tiredness, restlessness and any other symptoms characteristic to your child.

In some susceptible individuals, probiotics may cause bloating and flatulence – these adverse effects are usually mild and subside with continuous use. If you find that these symptoms persist for more than seven days; there may be something wrong with your digestion – ask a physician or dietitian specializing in digestive health for advice. Or you could be reacting to something in the supplement. S. boulardii may cause constipation and increased thirst although these effects are rare.

probiotics side effects

Are there individuals who shouldn’t take probiotics?
The following groups should not take probiotics unless they are under medical supervision:

  • Individuals with a compromised immune system.
  • Those who are severely ill.
  • Premature infants.
  • Individuals with small intestinal bacterial overgrowth (SIBO), a form of dysbiosis where the bacteria that are supposed to live in the large intestine migrate up in the small intestine where they do not belong.
  • Individuals with cardiac valvular disease (Lactobacillus probiotics may pose a minor health risk amongst patients with this condition).
  • Individuals already taking broad-spectrum antibiotics to which the probiotic is resistant.

Notes:

  • If you take sulfasalazine, a medication used to treat ulcerative colitis, do not take any supplement containing L.acidophilus without your doctor’s green light. This bacteria can speed up the metabolism of sulfasalazine. The way a drug is metabolized (or converted into active chemical components by the body) will influence its effectiveness and determine if it will be toxic or not.
  • Special precautions are required when administering probiotics via a jejunostomy tube as this delivery route bypasses the stomach. This could increase the number of viable probiotic organisms able to reach the intestine and cause severe die-off symptoms.

probiotic contraindications

In one small study, researchers gave subjects diagnosed with acute pancreatitis either a placebo (the control group) or a probiotic supplement. They found that the probiotics group had more infections than the control group. Moreover, 16% of the patients in the probiotics group died compared with 6% in the placebo.

Now, this doesn’t automatically mean that the probiotics killed these patients – critically ill patients can die of infections from bread yeast! But there is a possibility that the weakened immune system of these patients considered the probiotics as harmful invaders and triggered an attack reaction against them.

probiotic foods

Besides supplements, where can probiotics be found?

Fermented foods are naturally loaded with probiotics and are a must in any healthy diet. Some of the most beneficial probiotic foods include:

  • Kefir, a fermented dairy product
  • Sauerkraut, fermented cabbage (or other vegetables)
  • Kimchi, the Korean version of sauerkraut
  • Coconut kefir
  • Natto, Japanese fermented soybeans (provided that it is made traditionally with non-genetically modified soy.)
  • Beet and carrot kvass
  • Miso
  • Kombucha
  • Sauerrüben (lacto-fermented turnips)
  • Fermented pickles

If you’re planning to buy commercially produced fermented foods, make sure that they haven’t been pasteurized – the pasteurization process does not differentiate between good and bad bacteria. It kills all of them and you’ll be left with a product that has no probiotic properties whatsoever.

probiotics yoghurt

What about yogurt? Doesn’t it contain probiotics?

Although many commercial yogurts claim to be made with active cultures, it is unlikely that you will benefit from these products. That’s because:

  • The milk used to make yogurts is usually pasteurized and often contain antibiotics.
  • Some yogurt companies pasteurize their product after the cultures are added.
  • Adding sweeteners and flavors may reduce the probiotic properties of any live organism still present in the product.

If you really like yogurt (and can tolerate dairy products), why not make your own using raw, grass-fed milk?

kvass probiotic

How to choose the best probiotic supplement

Selecting a probiotic supplement can be overwhelming no thanks to the staggering number of brands available on the market. The following guidelines should make it easier for you to choose the supplement that will better meet your particular needs.

Here are some of the criteria a quality probiotic supplement should meet:

1. The supplement should contain at least the three following bacteria superstars:

  • Lactobacillus acidophilus or L.acidophilus – This is the most important strain of the Lactobacillus species and can be naturally found in the mouth, intestine and vagina. These bacteria produce vitamin K and lactase. They also promote nutrient absorption and facilitate the digestion of dairy products.
  • Bifidobacterium longum or B.longum – These bacteria are commonly found in the digestive tract of adults where they produce anti-inflammatory substances that protect the gut’s lining. These probiotics keep toxins and pathogens out of the gut. 
  • Bifidobacterium bifidum or B.bifidum – Found in both the small and the large intestines, these bacteria are necessary for optimal digestion.

If you can find a supplement that also contains two or three other strains (such as Lactobacillus rhamnosus, Lactobacillus bulgaricus, Lactobacillus plantarum, Lactobacillus casei, and Bifidobacterium breve), that would be even better.

kombucha probiotic

2. The expiry date should be clearly stated on the packaging.
For probiotics to improve your health, they need to be alive when you ingest them. While this may sound obvious, keep in mind that if you purchase a product without a stated expiration date, you have no way of knowing if or how many of the healthy bacteria are still alive.

You see, the expiry date of a probiotic product is determined based on formulation and stability tests. It informs you that bacteria in the supplement will remain alive and potent—at the levels indicated on the label—until that specified expiry date.

Note: The term ‘X CFUs at the time of manufacture’ on a probiotic supplement implies that this particular product contained X live cultures when it was produced. This is not the same thing as ‘at the time of consumption’ or ‘before expiration’.

Let’s consider the following scenario: both probiotic supplements A and B were manufactured at the same time in 2014. However, the label on supplement A states that it contained 50 billion CFUs at the time of manufacture whereas that on supplement B states that it contains 50 billion CFUs at the time of consumption, prior to expiration. Now let’s say you buy both product at the same time in 2015, which product do you think would provide you with the most probiotics? You’re right: supplement B would.

probiotic kefir

3. The bacteria should be protected.
Did you know that:

  • Stomach acids kills many of the good bacteria that enter your digestive tract?
  • Once they’ve left your stomach, about 80% of the remaining live bacterial cells will die before reaching your intestine?
  • Although several probiotic supplements claim to contain billions of active organisms per capsule, many of them actually deliver as little as 15 to 25% of live bacterial cells to your gut?

To ensure that almost all the probiotics reach your intestine alive, choose a product that is microencapsulated. Microencapsulation encloses each fragile live bacteria in a lipid medium to protect them against oxygen, light, stomach acids and bile. What this implies is that this process promotes the survival of our bacterial allies not only on the shelf but through the harsh digestive milieu. In fact, research shows that if probiotics are microencapsulated, practically all of them will survive in the stomach. That’s because the lipid matrix surrounding the bacteria will only begin to dissolve in areas of the intestine where the pH is alkaline pH and not in the acidic environment of the stomach.

saurkraut probiotic

What about enteric coating?
Enteric-coating means that the organisms have been coated with a protective substance which is resilient to gastric acid but will open up in the alkaline areas of the intestines. All good, right? Actually, no. You see, the enteric coating process involves a lot of heat which, as you probably guessed, will destroy our bacterial pals before they even reach the shelf.  Plus enteric coating adds unnecessary ingredients to your product not to mention an additional manufacturing cost you’ll have to pay for.


Do you need to check the supplement packaging?

Yes – probiotics are live organisms that can be destroyed by their surroundings. For instance, heat can kill the bacteria while moisture can activate them within the pills where they will die due to lack of nutrients and a proper environment in which to thrive. So look for a product that comes in a thick, opaque bottle that contains a desiccant pouch. You can also select blister packs.

probiotics packaging

Isn’t it better to take a probiotic supplement with the highest CFU?

The number of viable bacteria present in a supplement is measured by their CFUs or colony-forming units. Many marketers claim that the best probiotic is the one with the highest CFU. However, these are only sales pitches – existing studies indicate that taking various strains of beneficial bacteria may be more beneficial since different bacteria:

  • Confer different health benefits.
  • Are concentrated in different places along the gut where they play specific roles.
  • Work synergistically together to enhance our health.

So, to get the most bang for your buck, select a product that contains various strains instead of focusing only on the number of CFUs. This being said, each capsule should contain at least 2 billion organisms from each strain so that you can reap the health benefits of each strain.

 

So how many CFUs should you look for in a probiotic?
At least 10 billion CFUs per serving (or 4 billion CFUs if microencapsulated).

Probiotics colony forming units CFUs

How many CFUs do you need per day?
This depends on your age and whether you need a therapeutic dose or a maintenance one. I typically use the following guidelines in my practice (the lowest and highest doses represent the therapeutic and maintenance doses respectively):

  • Infants up to 12 months: 1-2 billion of bacterial cells per day.
  • Toddler aged 1 to 2 years: 2-4 billion of bacterial cells per day.
  • Children aged 2 to 4 years: 4-8 billion of bacterial cells per day.
  • Children aged 4 to 10 years: 8-12 billion of bacterial cells per day.
  • Children aged 12 to 16 years: 12-15 billion of bacterial cells per day.
  • Adults: 15-20 billion of bacterial cells per day.

prebiotic foods

If you’re just starting to take probiotics, it is crucial that you build up the dose very slowly – pay attention to your die-off symptoms. If you don’t experience any symptoms, slowly increase the dose. If you do notice a reaction, continue with this particular dose and wait for the symptoms to disappear. Once they do, increase the dose again and allow your body to settle on this dose. Keep increasing the dose until you reach a therapeutic dose – this can take from a few weeks to a few months in different individuals.

Once you’ve reached the therapeutic dose, maintain this for about six months – this is to give your body enough time to get rid of the pathogens and start colonizing your gut with beneficial organisms.

Example: An adult taking a probiotic supplement with 2 billion CFUs per capsule can start with one capsule per day and gradually increase this to 10 capsules per day (10 capsules X 2 billion CFUs/capsule = 20 billion CFUs/day). That person would then need to maintain this therapeutic dose for six months and then taper down to 7 or 8 capsules per day (the maintenance dose).

kimchi

Do you need to take probiotics every day?

That’s usually not necessary – once you’ve reached the maintenance dose, stay on that dose for two weeks. You can then take 10 billion CFUs twice a week – this is a general recommendation; you need to ‘listen’ to your body. For instance, if you notice some suboptimal changes in your bowel movements when you take probiotics only twice a week, you may benefit from taking probiotics on alternate days instead.

Should you take a prebiotic with your probiotics?

Some manufacturers add prebiotics (such as inulin, oligofructose or polydextrose) to their probiotic supplements in order to keep the beneficial bacteria alive and prolong the product’s potency. While this makes sense, I usually advise my clients to simply include various prebiotic foods in their diet so that they can forego the cost of a prebiotic supplement.

There are three main types of prebiotics:

  • The non-starch polysaccharides inulin and fructo-oligosaccharides (also known as FOS) found in asparagus, leek, jicama, onions, banana, chicory root, dandelion root and garlic.
  • Soluble fiber found in psyllium, flaxseeds, cucumber, celery, carrots, oats, apples, oranges, pears, legumes, beans and nuts.
  • Resistant starch found in grains, seeds, legumes, potatoes, green (unripe) bananas, and plantains.

prebiotic plantain

Notes:

  • Start with a product that contains only probiotics if you’ve never taken probiotics before or if you have an existing candida overgrowth or other yeast issues. That’s because various species of yeast can feed on inulin and FOS for energy. Plus studies show that inulin and FOS promote the growth of Klebsiella, a bacteria involved in Ankylosing Spondylitis and in increased intestinal permeability (leaky gut).
  • Consuming inulin and FOS in their natural form (that is in food that also contains other nutrients) is not the same thing as ingesting inulin and FOS in their extracted, stand-alone form. So eat the foods that naturally contain inulin and FOS instead of relying on refined, super concentrated sources.

pickles

Do probiotics require refrigeration?

Check the manufacturer’s storage recommendations once you buy a probiotic supplement. If this isn’t mentioned on the label, simply refrigerate the product.

ConsumerLab.com is an impartial 3rd party company that tests a wide range of health and nutrition products. According to this company, ‘proper refrigeration is critical for many probiotics, both before and after they are purchased.’ The company stated that in 2009, 85% of the probiotics they tested contained much fewer organisms than the levels listed probably because of suboptimal shipping and storage conditions.  In 2012, only 17% of the products they tested failed to meet the label’s statements – this could probably be associated with improved refrigeration techniques implemented by several manufacturers.

Probiotics that are freeze-dried or come in blister packs do not generally necessitate refrigeration or to be kept out of humidity. However, you still want to avoid exposing them to heat above room temperature. Probiotic yeast and spore-forming bacteria such as Bacillus coagulans also do not usually require refrigeration.

fermented-vegetables

If the label of a probiotic supplement states that it needs to be kept refrigerated, make sure that the retailer has honored this requirement. If you’re purchasing a product from an online retailer, select overnight or refrigerated shipping in order to minimize exposure to excess heat especially during warm seasons. It would also be a good idea for you to arrange delivery at a time you are home so that the delicate bacteria do not wait for you outside in the sun.

Note: Avoid removing a probiotic supplement from its container or blister pack until you’re ready to use it.

when take probiotics

How and when should you take your probiotic supplement?

Take the probiotics away from food – just before going to bed for instance – this will make it easier for the bacteria to colonize your gut. Plus when you’ve just eaten, your stomach will typically contain more gastric acid. You also do not want to take probiotics at the same time as supplements that contain betain and pepsin.

Should you avoid probiotics when taking antibiotics?
Gastroenterologists actually encourage patients to take high potency probiotics with antibiotics. The rule is to separate the two by 3 to 4 hours. You will also benefit from staying on high potency probiotics for at least 1 month after you’re done with the antibiotics regimen.

sugar kills probiotics

How can you improve the efficiency of your probiotic supplement?

To keep it simple, stick to a real food diet (one that consists of foods your grandparents would recognize). This is especially important when you’re just starting to take probiotics and have yet to reach the therapeutic dose. That’s because processed foods, sugar and chemical additives like high fructose corn syrup will feed the pathogens and reduce the efficacy of probiotics.

Before buying any probiotic supplement, keep in mind that:

  • Probiotics aren’t a miracle drug that will make all your health issues vanish.
  • To reap all the potential benefits of probiotics; you need to eat real food.
  • Probiotics are a big business right now – it is believed that they could be worth about $45 billion by 2018.


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How Protein Can Help You Lose Weight Naturally

Protein is the single most important nutrient for weight loss and a better looking body. A high protein intake boosts metabolism, reduces appetite and changes several weight-regulating hormones (1, 2, 3). Protein can help you lose weight and belly fat, and it works via several different mechanisms. This is a detailed review of the effects […] The post How Protein Can Help You Lose Weight Naturally appeared first on http://ift.tt/1aS7CX7

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8 Delicious Vegan Entreés Featuring Peanut Butter

Everything tastes better with peanut butter! Except, of course, for those with peanut allergies. Luscious and high in protein, peanut butter isn’t only for PBJ sandwiches or desserts (though it’s awesome in both — see our listing of sweet treats using it) Here are 7 tasty ways to use it in vegan main dishes. First off, here’s an easy rendition of Cold Peanut Butter Sesame Noodles (above), with a dollop of tahini and a dash of spice. Delicious as a summer dinner served with an easy tofu dish and a simple salad of tomatoes, cucumbers, and basil.

Kid-friendly peanut butter noodles recipe

Another noodle dish, Kid-Friendly Peanut Butter Noodles is designed for kids whose preference runs to milder flavors. Adults can enjoy this basic recipe as well by spicing up their portion with hot sauce like Sriracha, or dried hot red pepper flakes, and a sprinkling of scallion.

Curried Peanut Sauce Bowl

According to Isa Moskowitz, Curried Peanut Sauce Bowl with Tofu and Kale is the peanut sauce of the gods: a gingery peanut sauce with curry powder that will have you licking the spoon, then licking your plate …

West African Spinach with Spicy Peanut Sauce

Robin Robertson’s West African Spinach with Spicy Peanut Sauce is delicious served over rice or couscous. Let your own heat tolerance be your guide on the amount of chiles to use.

Virginia Peanut Soup

Admittedly rich, this traditional Southern-style Virginia Peanut Soup has an intensely nutty flavor. Even served in moderate portions, it’s immensely satisfying, and you can build a meal around it.

Broccoli apple soup with nut butter

Another soup you can look forward to that’s especially good for fall (but which can be enjoyed any time of year) is Broccoli-Apple Soup with Cashew or Peanut Butter. So rich and comforting, and filling enough to be a main dish serves with fresh bread and salad.

Spicy Thai Braised Kale And Tofu recipe from Eat to live cookbook by Joel Fuhrman

In Dr. Joel Fuhrman’s Spicy Thai Braised Kale and Tofu, peanut butter is the key to creating this tasty, nutrition-packed dish. Serve with brown rice or quinoa and a colorful salad for a great weeknight meal.

Tempeh Satay

Tempeh is a great source of protein, and peanut butter enhances its fermented flavor in this tasty Tempeh Satay with Asian Greens. Serve with your favorite grain.

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mardi 28 juillet 2015

12 High-Carb Foods That Are Actually Super Healthy

Carbs have been unfairly blamed for causing the obesity epidemic. However, the truth is that not all carbs are created equal. Processed junk foods high in sugar and refined grains are definitely unhealthy and fattening. But this has no relevance to whole, fiber-rich foods that also happen to contain carbohydrates. Although low-carb diets can be […] The post 12 High-Carb Foods That Are Actually Super Healthy appeared first on http://ift.tt/1aS7CX7

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Dairy-Free Mango Lassi