Gold Nutrition Tribulus 550mg is a food supplement containing 60 tablets. Tribulus is a plant traditionally used to improve libido and sexual function in men and women. It has also been used to increase muscle mass and improve athletic performance. This product can be used as part of a balanced diet and a healthy lifestyle. Composition The composition of this product is 550 mg of Tribulus. Ingredients The main active ingredient in this product is Tribulus, which is found in a dose of 550 mg per tablet.