BioStacks
NOW

Cal-Mag DK

2 Capsules · 90 servings · $0.18/serving

51 / 100Average

Score Breakdown

Formulation
52
Safety
97
Final score
51/100

Ingredients (4)

Calcium

100%

Dose

266 mg

Target

200–600 mg

Form

Premium

Vitamin D3

32%

Dose

320 IU

Target

1000–5000 IU

Form

Premium

Magnesium

100%

Dose

133 mg

Target

100–400 mg

Form

Budget

Vitamin K2

33%

Dose

30 mcg

Target

90–200 mcg

Form

Not listed

Other Ingredients (4)

Magnesium StearateLubricant

A salt of stearic acid used as a lubricant in tablet and capsule production

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

GelatinCapsule

Protein derived from collagen, used in traditional capsule shells

Stearic AcidLubricant

Saturated fatty acid used as tablet lubricant

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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.