GHRP-2 metabolite 1 i one of the metabolite. Growth hormone releaing peptide -2 (GHRP-2), a peptide with ix amino acid unit (D-Ala-D-beta- + Nal-Ala-Trp-D-Phe-Ly-NH), i a ynthetic agonit of ghrelin. GHRP-2 can ignificantly promote the releae of growth hormone, improving the blood growth hormone concentration in animal and human.