BioStacks
Best for
Ingredients (9)
Vitamin B6
12%Dose
3 mg
Target
25–100 mg
Form
Premium
Vitamin C
100%Dose
67 mg
Target
25–250 mg
Form
Budget
Chromium
34%Dose
67 mcg
Target
200–1000 mcg
Form
Premium
Alpha-Lipoic Acid
67%Dose
200 mg
Target
300–600 mg
Form
Budget
Vitamin K
33%Dose
30 mcg
Target
90–200 mcg
Form
Budget
Other Ingredients (6)
Rice FlourFiller
Rice-based ingredients carry risk of inorganic arsenic contamination (FDA and Consumer Reports). Rice accumulates arsenic from soil at higher rates than other grains. Used as a cheap filler — adds nothing beneficial.
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
Dicalcium PhosphateBinder
Calcium and phosphorus compound used as binder
GelatinCapsule
Protein derived from collagen, used in traditional capsule shells
Stearic AcidLubricant
Saturated fatty acid used as tablet lubricant
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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.