BioStacks
Best for
Ingredients (2)
Potassium
100%Dose/day
200 mg
Target
99–500 mg
Form
Budget
Magnesium
100%Dose/day
120 mg
Target
100–400 mg
Form
Budget
Other Ingredients (2)
Capsule ShellCapsule
Generic capsule shell where the label does not specify the material. Common materials are hypromellose (HPMC) for vegetarian capsules and gelatin for traditional capsules — both are GRAS-listed and safe. Fish gelatin and pullulan variants also exist.
Sodium Stearyl FumarateLubricant
A standard tablet/capsule lubricant, often used in place of magnesium stearate.
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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.