BioStacks
Best for
Ingredients (6)
Zinc
100%Dose
50 mg
Target
15–30 mg
Form
Standard
Vitamin B6
80%Dose
20 mg
Target
25–100 mg
Form
Premium
Vitamin E
46%Dose
23 mg
Target
50–268 mg
Form
Budget
Vitamin A
43%Dose
300 mcg RAE
Target
700–1500 mcg
Form
Standard
Vitamin C
1%Dose
0.1 mg
Target
25–200 mg
Form
Budget
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
Dicalcium PhosphateBinder
Calcium and phosphorus compound used as binder
GelatinCapsule
Protein derived from collagen, used in traditional capsule shells
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
How to Take It
Best taken in the morning
The Vitamin B6 in it is what pulls this toward the morning. Take it with a meal containing fat — the vitamins A and E in it absorb poorly without one.
With a meal containing fat
Space it a couple of hours from Iron and Calcium
On the label
For adults take two (2) tablets daily, preferably with a meal.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$5.30
Cheaper than 96% of 220 zinc 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.