BioStacks
Source Naturals

Calcium & Magnesium 300 mg

1 Tablet · 100 servings · $0.15/serving

57 / 100Average

Score Breakdown

Formulation
67
Safety
84
Final score
57/100

Ingredients (3)

CalciumSynergyConflict200 mg

Within effective range

MagnesiumSynergyConflict100 mg

Within effective range

Vitamin D3Synergy520 IU

52% of effective dose · Premium form

Other Ingredients

Fillers, coatings, and additives

3Safe1Caution

SorbitolSweetener

Caution

Silicon DioxideAnti-caking

Safe

Microcrystalline CelluloseBinder

Safe

Stearic AcidLubricant

Safe

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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.