HGH Fragment 176-191 is an injectable peptide that is a concentrated and stable variant of the growth hormone releasing factor GRF that causes the body to radically increase growth hormone,while also being structurally very similar to growth hormones such as HGH, it is said Even 12.5 times stronger effect. So it's part of the growth hormone molecule, which is primarily responsible for fat burning and muscle building.Various studies have shown that HGH fragment 176-191 is an effective treatment for obesity and obesity in general, and is safer than conventional growth hormone therapy