BioStacks
Best for
Ingredients (4)
Zeaxanthin Flower Extract
100%Dose
2 mg
Target
2–4 mg
Form
—
Lutein
100%Dose
10 mg
Target
10–20 mg
Form
—
Anthocyanins
63%Dose
50 mg
Target
80–500 mg
Form
—
Organic Astaxanthin Powder
50%Dose
2 mg
Target
4–12 mg
Form
Not listed
Other Ingredients (5)
SucroseSweetener
Added sugars and high glycemic load; dental caries risk
Tapioca DextrinCarrier
A starch hydrolysate from tapioca used as a carrier and flow agent
HypromelloseCapsule
Plant-derived capsule material from cellulose
Mixed TocopherolsAntioxidant
Natural vitamin E used as preservative
StarchBinder
Carbohydrate polymer used as a binder, filler, and disintegrant in tablets and capsules
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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.