BioStacks
Best for
Ingredients (4)
Phosphorus
100%Dose
270 mg
Target
100–500 mg
Form
—
Potassium
81%Dose
80 mg
Target
99–500 mg
Form
—
Calcium
25 mgTrace amount — not scored
Iron
0.3 mgTrace amount — not scored
Other Ingredients
No other ingredients listed
How to Take It
Take it anytime
Take with food — potassium salts on an empty stomach commonly cause nausea.
With food
On the label
Mix 4 scoops into your favorite drink.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$28.95
Near the median of 660 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.