BioStacks
Best for
Ingredients (4)
Trans-Resveratrol
67%Dose
100 mg
Target
150–500 mg
Form
Premium
Pine bark extract
50%Dose
25 mg
Target
50–200 mg
Form
—
Grape seed extract
33%Dose
50 mg
Target
150–600 mg
Form
—
Grape skin extract
10%Dose
25 mg
Target
250–500 mg
Form
—
Other Ingredients (5)
MaltodextrinBinder
Spikes blood sugar faster than table sugar (glycemic index 85–105). Research links it to gut bacteria changes that may promote intestinal inflammation (Nickerson et al. 2015). Used as a cheap filler — adds nothing beneficial.
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
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Stearic AcidLubricant
Saturated fatty acid used as tablet lubricant
How to Take It
Take it anytime
Poorly absorbed on its own — take with a fat-containing meal.
With a meal containing fat
On the label
Adults take one (1) capsule daily with food or as directed by a health care professional.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$23.02
Near the median of 58 resveratrol 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.