BioStacks
Best for
Ingredients (12)
FloraGLO Lutein
100%Dose
10 mg
Target
10–20 mg
Form
Premium
Silica
100%Dose
30 mg
Target
5–30 mg
Form
—
Biotin
30%Dose
300 mcg
Target
1000–5000 mcg
Form
—
Vitamin C
100%Dose
300 mg
Target
250–2000 mg
Form
Budget
Grape seed extract
67%Dose
100 mg
Target
150–600 mg
Form
—
Other Ingredients (7)
Coating (unspecified)Coating
Generic tablet coating declaration where the label does not itemize the coating's components; modern aqueous film coatings are typically cellulose-based (HPMC) with a plasticizer
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
Croscarmellose SodiumDisintegrant
Cross-linked cellulose derivative used as a superdisintegrant
Dicalcium PhosphateBinder
Calcium and phosphorus compound used as binder
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Stearic AcidLubricant
Saturated fatty acid used as tablet lubricant
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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.