BioStacks
Best for
Ingredients (8)
Zinc
100%Dose/day
20 mg
Target
15–30 mg
Form
Premium
Longjack
100%Dose/day
600 mg
Target
200–400 mg
Form
—
Ginseng
100%Dose/day
28 mg
Target
8–28 mg
Form
—
Velvet Bean
100%Dose/day
200 mg
Target
200–600 mg
Form
—
Ashwagandha
100%Dose/day
500 mg
Target
300–600 mg
Form
Standard
Other Ingredients (4)
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
HypromelloseCapsule
Plant-derived capsule material from cellulose
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Price Check
$63.95
Pricier than 92% of 49 grape seed extract supplements
Track this supplement in your stack
Get personalized insights, interactions, and coverage recommendations.
Get Started FreeSimilar Supplements
Products that cover similar health dimensions based on their ingredients.
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.