BioStacks
Best for
Ingredients (12)
Selenium
100%Dose
200 mcg
Target
100–200 mcg
Form
Premium
Vitamin C
100%Dose
200 mg
Target
25–500 mg
Form
Budget
Riboflavin
20%Dose
5 mg
Target
25–100 mg
Form
Budget
Milk Thistle extract
93%Dose
140 mg
Target
150–600 mg
Form
Budget
N-Acetyl Cysteine
33%Dose
200 mg
Target
600–1800 mg
Form
—
Other Ingredients (3)
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
GelatinCapsule
Protein derived from collagen, used in traditional capsule shells
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.