We Skyherb develop a key technology to extract active contents from fermented grape juice. We cooperate with many famous red wine manufacturers in China and can produce Red wine extract with great quality in large commercial quantity. SPECIFICATION: Source: fermented grape juice Active Ingredients: Polyphenols, resveratrol, anthocyanidins -Polyphenols: 30% ~ 60% -Resveratrol: 0.5% , 5% DESCRIPTION: Shelf Life: 36 Months Packing: 1~ 5kg/ bag, 25kgs/ drum Lead Time: In stock Price Terms: T/ T, L/ C at Sight FUNCTION: Red wine extract is reported to be very beneficial in supporting cardiovascular health by strengthening blood vessels, increasing blood circulation, lowering cholesterol and reducing platelet aggregation ( clots) in the blood. It is also considered one of the most powerful antioxidants known to exist that helps to combat free radical damage and enhance immunity. This is definitely one of " nature' s finest."