Why do we recommend TST+GH drink powder? 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 preservatives Testosterone and hormone optimising The 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, a