Daily gut routine
BioSchwartz Probiotic 40 Billion CFU with Organic Prebiotics
A four-strain Lactobacillus and Bifidobacterium capsule with a small amount of agave prebiotic, taken as two capsules a day.
- Format
- Capsule, once a day
- Type
- Probiotic and prebiotic
- Cost
- $0.77 a day
- Customer rating
- 4.6 out of 5 from 24,904 ratings from Amazon
What customers consistently report
- Less bloating and more regular bowel movements within a few weeks
- An easy-to-swallow capsule with no aftertaste or refrigeration
- Years of repeat use
Those are the themes that recur across the reviews. Moderate review confidence — Amazon shows 4.6 from 24,904 independent ratings and the brand’s own widget shows 4.69 from 1,534 reviews, but the brand’s Trustpilot profile is unclaimed with no reviews and no Better Business Bureau rating was readable.
Why it might work
The four strains are lactic-acid-producing bacteria that are thought to add to the gut’s own populations while taken and to influence digestion and the gut lining. The capsule is described as delayed release, meant to carry the bacteria past stomach acid, and the brand adds that the blend survives stomach acids and bile fluids. FOS is a fiber that Bifidobacterium and Lactobacillus can ferment, which the brand includes as food for the strains; at 50 mg the amount is small. Trials of other strain blends suggest any effect on bloating is modest and varies by person. What the label does not let you check is how many of each strain are in the capsule, how many remain alive at expiry on the current formula, and whether the delayed-release claim has been tested on this capsule.
What the research supports
No trial of this product or of this exact four-strain blend was found. Two of its four strain codes, Lpc-37 and Bl-04, were in a five-strain blend tested in 156 adults with bloating and functional constipation; that placebo-controlled trial did not meet its bloating endpoint and the placebo performed similarly, though flatulence was lower on the probiotic in a post-hoc analysis. The other two codes, La-14 and Lp-115, have no human gut trial. Class-level IBS reviews of multi-strain probiotics show small improvements in bloating and flatulence in people with IBS.
What the label discloses
All four organisms carry strain codes, which lets a reader look up each strain, but the panel gives one 184 mg blend weight and one 40 billion CFU figure measured at the time of manufacture, with no per-strain counts. Earlier versions of the label printed a 20 billion CFU minimum until expiry; the current panel image does not. The brand states third-party testing but names no laboratory and posts no certificate of analysis, and the 50 mg of FOS is a small prebiotic amount.
Who this tends to suit
We match this product to people reporting bloating and general abdominal discomfort. It fits someone whose priority is day-to-day comfort or a steady daily routine. Whether it is the best fit for you depends on the rest of your answers — what you have already tried, what format you will take, and anything that has to be ruled out.
Where it may not fit
The label supports gluten-free. We flag this product for anyone pregnant or breastfeeding or taking prescription medication, and the quiz removes it rather than recommending it in those cases. That is a caution about who should be deciding, not a claim about the product. A capsule only works if you will take it once a day, every day.
Side effects and what to be aware of
About 3% of Amazon ratings are one or two stars. Amazon’s summary shows 148 negative mentions of side effects out of 465, including more bloating, gas, stomach pain, diarrhea, heartburn and rash for some. The label advises asking a healthcare provider before use if pregnant, nursing, with a medical condition or on any medication, and says it is for adults only.
Common questions
Does BioSchwartz Probiotic 40 Billion CFU work?
No trial of this product was found. Two of its strain codes, Lpc-37 and Bl-04, were in a five-strain blend tested in 156 adults with bloating and functional constipation; the trial did not meet its bloating endpoint, and flatulence was lower on the probiotic only in a post-hoc analysis. On Amazon, 77% of 24,904 ratings are five-star and reviewers most often mention less bloating and more regular bowel movements.
Is BioSchwartz probiotic safe, and what are the side effects?
The bottle advises consulting a healthcare provider before use if you are contemplating pregnancy, pregnant, nursing, have a medical condition or use any medication, and says it is for adult use only. The brand’s Amazon text lists temporary bloating, gas, stomach pain, nausea, diarrhea, constipation, rashes and headache as possible effects. On Amazon, 148 of 465 side-effect mentions are negative.
How much does BioSchwartz Probiotic 40 Billion CFU cost?
A 60-capsule bottle is 30 servings of two capsules. It is $22.97 on Amazon, which is $0.77 a day, or $0.69 a day with Subscribe & Save. The brand site charges $27.59 ($0.92 a day), or $24.83 ($0.83 a day) on a recurring order; its 120-capsule bottle is $41.99, or $0.70 a day.
BioSchwartz vs Physician’s Choice probiotic: what is different?
Neither has a trial of its own formula in the sources read. BioSchwartz prints a strain code for all four organisms, so each can be looked up, with 40 billion CFU at manufacture on a proprietary blend and no per-strain counts. The class-level evidence for multi-strain probiotics in IBS is small improvements in bloating and flatulence.
Does BioSchwartz have a refund policy, and how many CFU are left at expiry?
The brand states a satisfaction guarantee with a refund through its support email or phone line, limited to one refund per formula per account, with unopened bottles required for returns of additional bottles and the customer paying return shipping; no number of days is stated. The current label gives 40 billion CFU at time of manufacture only; earlier labels printed a 20 billion minimum until expiration.
Before you take this. Speak to a doctor or pharmacist first if you are pregnant or breastfeeding, or taking prescription medication. Nothing on this page is medical advice, and no supplement diagnoses, treats, cures or prevents disease.
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Related reading
Background on how this type of product works, read from the trial evidence.