The product contains 2,850 mg DAA per serving The product contains amino acids and their derivatives. The product contains added zinc, magnesium and vitamins B Sugar-free No preservativesTestosterone and hormone optimisingThe TST+GH drink powder contains D-aspartic acid (DAA), L-arginine, L-glutamine, L-carnitine L-tartarate, L-ornithine hydrochloride and L-lysine, and is enriched with vitamins and minerals. Pantothenic acid in the product contributes to the normal synthesis and metabolism of steroid hormones, vitaminD and certain neurotransmitters, as well as the reduction of tiredness and fatigue. Vitamin B6 contributes to the regulation of hormonal activity; zinc contributes to the maintenance of normal testosterone levels in the blood.