BioStacks
Best for
Ingredients (3)
Microbiome Diversity Boosting Probiotic Blend
100%Dose
115 B CFU
Target
1–100 B CFU
Form
Standard
Specialty-Strain Clinically Backed Probiotic Blend
90%Dose
5 B CFU
Target
1–100 B CFU
Form
Not listed
Prebiotic Fiber Complex
3%Dose
160 mg
Target
5000–10000 mg
Form
—
Other Ingredients (3)
Rice ProteinFiller
Rice-based ingredients carry risk of inorganic arsenic contamination (FDA and Consumer Reports have documented elevated arsenic in rice products). Used as a cheap filler. Incomplete amino acid profile adds no meaningful protein benefit at excipient doses.
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
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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.