GHRP-2 5mg is a research peptide and still being studied. GHRP-2 is a man-made peptide and is also known as a growth-hormone-releasing peptide. This GHRP-2 has the ability to encourage the pituitary gland to release more growth hormone into the bloodstream. This is essential for the body to work to the best capacity. This growth hormone has shown benefits in increasing energy and treating children with growth problems.