Patented hydration technology, Sustamine, is added to Hydro-X to enhance electrolyte and water absorption in the intestines, stimulate glycogen synthesis (energy) and promote protein synthesis to help you rebuild and recover. Sustamine™ is a patented, unique dipetide that helps the body rehydrate after grueling workouts so you feel stronger and fresher the next day. Hydro is currently 20% off until April 30th. Use promo code “Hydro20” at checkout. #xendurance #hydrox