BioStacks
Best for
Ingredients (4)
Saccharomyces boulardii
55%Dose
275 mg
Target
500–1000 mg
Form
Premium
Bifidobacterium lactis HN019
Amount not found
Lactobacillus rhamnosus HN001
Amount not found
A Probiotic Blend
20 mgDoses not disclosed by manufacturer
Other Ingredients (8)
Nutritional YeastBase
Can trigger reactions in people with yeast sensitivity or Candida overgrowth. High in tyramine — may interact with MAOIs and cause hypertensive crisis. High in purines — may worsen gout. Can cause bloating and GI discomfort.
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Capsule ShellCapsule
Generic capsule shell where the label does not specify the material. Common materials are hypromellose (HPMC) for vegetarian capsules and gelatin for traditional capsules — both are GRAS-listed and safe. Fish gelatin and pullulan variants also exist.
Lactobacillus rhamnosusProbiotic
One of the most-studied probiotic species. The LGG strain (ATCC 53103) has the largest RCT evidence base of any probiotic — digestive health, antibiotic-associated diarrhea, eczema prevention in at-risk infants.
Stearic AcidLubricant
Saturated fatty acid used as tablet lubricant
B. lactis HN019
Not reviewed yet
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Sources & Scoring
Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).
This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.
The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.