Injectable delivery produces measurable plasma levels and allows the peptide to reach tissues that topical application cannot including deeper wound beds, joint spaces in preclinical models, and scalp follicles below the penetration limit of topical creams
In skin, GHK-Cu signals fibroblasts to produce collagen, modulates matrix metalloproteinases for balanced tissue remodeling, and triggers expression changes in approximately 31 percent of human genes toward a younger profile 1 9
BPC 157 enhanced the phosphorylation of Src, Cav-1 and eNOS which was abolished by pretreatment with Src inhibitor, confirming the upstream role of Src in this signal pathway
They are naturally occuring in the body, signaling molecules that dictate major physiological processes like tissue repair or metabolism
This often manifests as slight changes in stubborn fat areas, increased definition in certain areas, or measurable changes on body composition assessments