Best for
Score Breakdown
Ingredients (8)
Optimal dose
80% of effective dose · Premium form
Within effective range
Within effective range
Partial dose
Other Ingredients
Fillers, coatings, and additives
Magnesium StearateLubricant
Silicon DioxideAnti-caking
GlycineAmino Acid
Calcium CarbonateBuffer
Microcrystalline CelluloseBinder
Microcrystalline CelluloseBinder
CholecalciferolVitamin
Croscarmellose SodiumDisintegrant
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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.