Sarm Source mk2866 (Ostarine) is mainly used for body recomposition (Gain Muscle and Lose Fat). Great for bulking and strength. Increases tendon,joint and bone strength. MK2866 (Ostarine) is female friendly.2 caps contain 50mg of Ostarine. 60 caps per bottle. THIS PRODUCT IS NOT FOR HUMAN CONUMPTION. THIS PRODUCT IS NOT A DIETARY SUPPLEMENT. THIS IS A RESEARCH PRODUCT ONLY. MUST BE 21 TO PURCHASE.