BioStacks
Best for
Ingredients (4)
Vitamin B6
100%Dose
3 mg
Target
1.3–25 mg
Form
Premium
5-Hydroxytryptophan
100%Dose
100 mg
Target
100–300 mg
Form
—
Vitamin C
40%Dose
100 mg
Target
250–2000 mg
Form
Budget
Glycine
10%Dose
0.3 g
Target
3–5 g
Form
—
Other Ingredients (1)
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.