Prototype ™ capsules contain natural resveratrol, obtained from the root of the Polygonum cuspidatum plant, which is the largest source of resveratrol in nature. Resveratrol is a component of red wine known as the "French paradox" due to its beneficial antioxidant action. Prototype ™ capsules contain B complex vitamins. Each member of the B complex has a unique structure and performs unique functions in the human body. Vitamins B1, B2, B3 and biotin are involved in energy production. Vitamin B6 is essential for amino acid metabolism, and vitamin B12 and folic acid facilitate the steps necessary for cell division. Prototype ™ lids contain vitamin C. Vitamin C fights aging due to its known strong antioxidant action. Box of 4 blisters of 15 capsules each. Pack of 60 softgels.