






Saccharomyces boulardii is a probiotic yeast that survives stomach acid and colonizes the intestinal tract.* It promotes the health of the intestinal tract, helps to encourage a healthy gut flora balance, and supports a balanced intestinal response to normal internal and environmental stressors.* Saccharomyces boulardii has also been shown to support proper gastrointestinal function during temporary disruptions to the normal balance of gut flora.* Natural color variation may occur in this product.
Is Discontinued By Manufacturer : No
Product Dimensions : 1.95 x 1.95 x 4.3 inches; 2.12 ounces
Item model number : 2934
Department : Nutritional Supplements
Date First Available : November 22, 2011
Manufacturer : NOW Sports – Nutrition and Wellness
ASIN : B0053W995W
Best Sellers Rank: #5,189 in Health & Household (See Top 100 in Health & Household) #70 in Blended Vitamin & Mineral Supplements #788 in Sales & Deals
Customer Reviews: 4.7 4.7 out of 5 stars (4,118) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
PROBIOTIC 5 BILLION CFU: Supports a healthy balance of intestinal flora*
USEFUL WHEN TRAVELING*: For occasional diarrhea*
REFRIGERATION RECOMMENDED: Refrigerate as soon as item is delivered to maintain shelf life through the 2-year best by date listed on bottom of bottle.
GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation)
Packaged in the USA by a family owned and operated company since 1968
13 reviews for NOW Supplements, Saccharomyces Boulardii, 5 Billion CFU Probiotic, 60 Veg Capsules
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$12.29

Amy Biggs –
Outstanding Probiotic – Effective and Trustworthy!
NOW Supplements Saccharomyces Boulardii has become an essential part of my daily health routine. As someone who’s dealt with digestive sensitivity and occasional stomach upset, this probiotic has made a remarkable difference in my overall gut health and comfort.The 5 billion CFU potency is perfect – strong enough to be effective without being overwhelming. I started taking it during a course of antibiotics on my doctor’s recommendation, and it helped maintain my digestive balance beautifully. Even after finishing the antibiotics, I continued taking it and have noticed sustained improvements in my digestive regularity and comfort.What sets Saccharomyces boulardii apart from other probiotics is its unique yeast-based formula that survives stomach acid much better than bacterial strains. I can take it with or without food and never experience any stomach discomfort or bloating that I’ve had with other probiotic supplements.NOW’s quality standards are consistently excellent. The capsules are easy to swallow, have no unpleasant taste, and the packaging keeps them stable at room temperature – no refrigeration required, which makes travel convenient. I trust this brand for their rigorous testing and pure ingredients.Since starting this supplement, I’ve experienced fewer digestive issues, better regularity, and improved overall gut comfort. My energy levels feel more stable throughout the day, and I recover more quickly from dietary indiscretions or travel-related digestive stress.The value is exceptional compared to other high-quality probiotic supplements. Consistent results, trusted brand, and effective formulation make this an easy five-star recommendation. Will definitely continue using this as part of my wellness routine!
Happy or Not –
Helpful probiotic for rebuilding gut health after SIBO
I started using NOW Foods Saccharomyces Boulardii as part of my recovery process after dealing with SIBO and histamine intolerance. What drew me to this probiotic is that it’s a beneficial yeast, not a bacterial strain, so it helps balance the gut without triggering histamine issues. That’s been essential for me while rebuilding my system after antimicrobial treatments.Saccharomyces boulardii is well-researched for its ability to restore gut flora, alleviate digestive upset, and prevent unwanted microbes from establishing themselves. I use it alongside other probiotics, and it pairs well without competing strains—it feels like it adds another layer of support instead of overlapping. Together, they’ve helped me feel like I’m slowly rebuilding a healthier gut environment.NOW Foods is a brand I trust because it consistently delivers high-quality supplements at a fair price. Their formulas are clean, vegetarian, and free from unnecessary fillers. With 120 capsules in the bottle, it lasts quite a while, even with daily use.This one has been gentle on my system, steady in effect, and an easy addition to my gut health routine. It’s earned a permanent place in my supplement stack.
Laura Mejia Restrepo –
Very good probiotic option
Saccharomyces boulardii has worked really well for me. It helped calm my stomach and kept my digestion steady, especially when I was taking antibiotics. It’s gentle, easy to take, and I noticed a difference pretty quickly. Definitely a probiotic I’ll keep using.
Susan –
works great
great deal, good quality. love the brand ordered several times. safe for me
Lucky G –
Refreshing Gut Cleanse
I recently tried these capsules for gut health, and I’m impressed. I was having some gut issues and a colleague recommended trying 2 pills a day after food and it surprisingly and quite effectively supported my digestive system. I feel healthier and experienced noticeable improvement in digestion. They’re easy to take and gentle on the stomach, no inflammation or acidity felt so good for daily use. Worth a shot for a few weeks. Highly recommend for anyone looking to improve their gut health!
SamanthaS –
Works for c diff and other issues
I got c diff from the hospital when I took my son in and these really helped with it. Never wish that on anyone. These work really well with bowel issues in general. Highly recommend
Ms. D –
Worth it!!!
Sick for days and it helped return me back to normal quickly. Buy it.
Amazon Customer –
Helpful if you travel, if you take good microbiome andgood bacteria fending offp bad bacteria
This stuff is a good support for challenged microbiomes. I got a severe intestinal bacterial infection, and taking this really helped, clear it up, along with lots of probiotics
Nirmal –
Very good results.
Amazon カスタマー –
Nicely recommended.
M K Navarro –
ESTA MEJORANTO MI FUNCIONAMIENTO INTESTINAL
Amazon Customer –
I used it about one month and felt relief in stomach problems like constipation and heavyness.
EdNa –
Probiótico de calidad y buen resultado