Resveratrol is produced by plants (skin of the red grapes peanuts, raspberries, mulberries, blueberries, cranberries) in response to injury or fungal infection. It also protects plants from UV radiation and other harmful substances. Resveratrol is believed to provide similar protective benefits for humans. Because it has been in colored grapes with antioxidant activity, or ability to neutralize free radicals, may account for its cardioprotective effects. Resveratrol appears to promote healthy blood composition, circulation, and may also have anti-inflammatory, properties. Resveratrol has been found to be the first molecule to delay the aging process across a vastly diverse array of organisms. Resveratrol appears to mimic the effects of caloric restriction. Resveratrol increases activity, of the SIR2 gene, which has also been referred to as the "longevity gene" in yeast. As the study, resveratrol has an antioxidant, antimutagen, and longevity features. Resveratrol blocks carcinogenesis at many points in the development of cancer.