BioStacks
Best for
Ingredients (6)
Vitamin C
100%Dose
500 mg
Target
250–2000 mg
Form
Budget
Zinc
67%Dose
10 mg
Target
15–30 mg
Form
Standard
Ashwagandha extract
93%Dose
280 mg
Target
300–600 mg
Form
Budget
European Elder powder
33%Dose
100 mg
Target
300–600 mg
Form
—
Amla extract
12%Dose
30 mg
Target
250–1000 mg
Form
—
Other Ingredients (2)
HypromelloseCapsule
Plant-derived capsule material from cellulose
StarchBinder
Carbohydrate polymer used as a binder, filler, and disintegrant in tablets and capsules
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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.