BioStacks
Best for
Ingredients (7)
Vitamin C
100%Dose
387 mg
Target
250–2000 mg
Form
Standard
Citrus Bioflavonoids
100%Dose
300 mg
Target
250–1000 mg
Form
—
Selenium
25%Dose
25 mcg
Target
100–200 mcg
Form
Premium
Zinc
27%Dose
4 mg
Target
15–30 mg
Form
Standard
Manganese
36%Dose
0.7 mg
Target
1.8–5 mg
Form
Standard
Other Ingredients (5)
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
Purified WaterSolvent
Water meeting USP specifications used as solvent/vehicle in gummies and liquids
HypromelloseCapsule
Plant-derived capsule material from cellulose
Purified WaterSolvent
Water meeting USP specifications used as solvent/vehicle in gummies and liquids
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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.