KSM-66 is the most effective form of ashwagandha for athletes who train and compete at peak levels. It enhances energy and endurance, improves muscle size and strength, assists muscle recovery, improves mental function, alertness and oxygen usage. KSM-66 has been used in pre- and post-workout formulas, nutrition bars, meal replacements, whey protein mixes, energy drinks and sports beverages. KSM-66 Ashwagandha has been certified as a non-dope ingredient and an energy booster par excellence.