BioStacks
Best for
Ingredients (3)
Zinc
100%Dose
25 mg
Target
15–30 mg
Form
Premium
Phosphorus
88%Dose
88 mg
Target
100–500 mg
Form
—
Calcium
114 mgTrace amount — not scored
Other Ingredients (6)
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
Calcium SilicateAnti-caking
Inorganic compound used as an anti-caking and flow agent in powdered supplements
CrospovidoneDisintegrant
Cross-linked synthetic polymer used as a tablet disintegrant to help tablets break apart quickly in the stomach
Dicalcium PhosphateBinder
Calcium and phosphorus compound used as binder
Natural Palm Leaf GlazeCoating
A plant wax from the carnauba palm leaf used as a tablet glaze and polish
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
For adults, take one (1) caplet daily, preferably with a meal.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$13.99
Cheaper than 77% of 638 calcium 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.