mg500mg Pharmaceutical Grade 99% Pure Resveratrol + 10mg BioPerine ? Up to 4X! Why Choose This Resveratrol? This is the highest grade and purity resveratrol sold, not 50%, not cheap blends, and not synthetic. The particle size is in the micron range for excellent absorbency, and BioPerine is added to further enhance bioavailability. This is a very high potency formula designed to deliver the desired properties of resveratrol. It works 4x faster, don't spend less! Supports: Healthy Brain, Heart, Inflammation, Detoxification & Energy Production! Resveratrol is a Sirtuin (longevity gene) activator and NAD+ biosynthesis accelerator.