Tribulus Terrestris helps the male body function to optimum levels while training in the gym. Look for Tribulus in many other Dymatize products. 100 Caps. 1 capsule contains: Tribulus Terrestris Extract 650 mg. Consult with a physician prior to use if you have any medical condition. Do not use if pregnant or lactating. Keep out of the reach of children. Recommended use: As a daily supplement, take one to two capsules daily with a meal.