Herbs of Gold Resveratrol AdvantAGE contains the herb Reynoutria japonica, which provides a rich source of the antioxidant and resveratrol. Resveratrol is a potent antioxidant and free radical scavenger. Reynoutria japonica is a rich and reliable source of resveratrol, whereas the resveratrol content of grapes and red wine varies considerably. One capsule contains resveratrol equivalent to 365 glasses of red wine. Contains important nutrients including vitamin C, lysine, proline and glycine which are required for the synthesis of collagen, elastin and firm connective tissue. Zinc is required for the maintenance of healthy tissue. Helps maintain healthy blood vessels in healthy individuals.