GHRP-2 5mg is a growth-hormone-releasing peptide and still being tested in the research industry. GHRP-2 has shown good results in studies in increasing energy and growth. GHRP 2 works by inspiring the pituitary gland to release more growth hormone into the blood. By doing this is makes the body function better. The GHRP-2 peptide has the capability to treat children with growth problems.