BioStacks
Best for
Ingredients (6)
Magnesium L-Threonate
100%Dose
1600 mg
Target
100–400 mg
Form
Premium
Vitamin D
100%Dose
3200 IU
Target
1000–5000 IU
Form
Premium
Vitamin B6
100%Dose
16 mg
Target
1.3–25 mg
Form
Premium
Magnesium
100%Dose
115 mg
Target
100–400 mg
Form
Not listed
Phosphatidylserine
67%Dose
200 mg
Target
300–800 mg
Form
Budget
Other Ingredients (3)
Calcium SilicateAnti-caking
Inorganic compound used as an anti-caking and flow agent in powdered supplements
HypromelloseCapsule
Plant-derived capsule material from cellulose
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in 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.