Venocin® is a standardized extract prepared from the seeds of the Horse Chestnut (Aesculus hippocastanum L.) tree. The extract is standardized to contain a minimum of 20% escin (intended for dietary ingredient) or 90% escin (used cosmetic ingredient). Escin is a mixture of saponins that are known to help maintain healthy circulatory system by strengthening the capillaries and veins.