BioStacks
Best for
Ingredients (26)
Manganese
100%Dose
10 mg
Target
1.8–5 mg
Form
Premium
Copper
100%Dose
2000 mcg
Target
1000–2000 mcg
Form
Premium
Lutein
100%Dose
20 mg
Target
10–20 mg
Form
Premium
Zeaxanthin Isomers
100%Dose
4 mg
Target
2–4 mg
Form
Premium
Vitamin D3
100%Dose
3000 IU
Target
1000–5000 IU
Form
Premium
Other Ingredients (2)
LeucineFlow Aid
Branched-chain amino acid used as a processing aid
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.