Resvital naturally supports heart, venous and arterial function. It is the only grape product made from the entire red sour grape including the vine, skin and seeds. Resvital is the top source of grape antioxidants, including resveratrol and proanthocyanidins (OPCs). It is handpicked from remote mountain sources and unlike grape seed extract it is free of solvents and fungicides, Resvital is more natural and powerful than mere grape seed extracts. It also supports healthy cholesterol and blood sugar levels.