Hexarelin Peptide Description: Hexarelin is a peptide structurally similar to GHRP-6, which stimulates secretion of endogenous GH. Hexarelin has the majority of synthetic GH effects, but these effects are less evident with Hexarelin than with GH. The main effects of Hexarelin include increase of strength, growth of new muscle fibers, improving of vessels state, reduction of fat mass. The main …