BioStacks
Other Ingredients (9)
Titanium DioxideColorant
Banned in the EU (2022) over concerns that its ultra-fine particles may damage DNA in gut cells. Still allowed in the US. Used only for white coloring — provides no health benefit.
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
Natural FlavorsFlavor
Broad regulatory category of flavor constituents derived from natural sources. Composition is proprietary and not disclosed — 'Natural Flavors' can include several hundred different compounds depending on the target flavor profile, including hexane-extracted constituents and proprietary carrier solvents. 'Natural' is a regulatory definition (21 CFR §101.22), not a safety guarantee.
Polyethylene Glycol (Coating)Coating
A polyether polymer used as a tablet coating and plasticizer
Croscarmellose SodiumDisintegrant
Cross-linked cellulose derivative used as a superdisintegrant
Dicalcium PhosphateBinder
Calcium and phosphorus compound used as binder
HypromelloseCapsule
Plant-derived capsule material from cellulose
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
How to Take It
Take it anytime
Take with food — on an empty stomach it commonly causes nausea.
With food
Space it a couple of hours from Iron and Calcium
On the label
Take 1 caplet daily.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$5.99
Cheaper than 95% of 219 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. 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.