BioStacks
Best for
Ingredients (7)
Vitamin C
100%Dose/day
774 mg
Target
250–2000 mg
Form
Standard
Selenium
50%Dose/day
50 mcg
Target
100–200 mcg
Form
Premium
Citrus Bioflavonoids
100%Dose/day
600 mg
Target
250–1000 mg
Form
—
Zinc
53%Dose/day
8 mg
Target
15–30 mg
Form
Standard
Manganese
72%Dose/day
1.3 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
How to Take It
Take it anytime
Take it with food — the zinc in it is what makes this kind of product feel nauseating on an empty stomach.
With food
Space it a couple of hours from Iron and Calcium
Split into 2 doses across the day
On the label
Adults Take 1 capsule twice daily with meals or as directed by your healthcare practitioner. If you are taking other medications, take this product a few hours before or after them.
General guidance based on the ingredients, not a substitute for the label or your doctor.
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Sources & Scoring
Nutrient data (RDA, UL, and safety thresholds) sourced from the NIH Office of Dietary Supplements and the 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. studied 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.