This specific 1-29 sequence is often referred to as the "functional fragment" because it contains the essential binding domain required to activate GHRH receptors in the pituitary gland.

The Red & Black is a 501c3 nonprofit. Please consider a one-time gift or become a monthly supporter. Cancel anytime. Sermorelin is a synthetic peptide analog of growth hormone‑releasing hormone (GHRH) ...

A number of peptides — not approved by the Food and Drug Administration and entirely unregulated — have grown in popularity recently. Dr. Jesse Mills regularly sees men who want to improve something ...

NEW YORK, NY, January 14, 2026 (EZ Newswire) -- Bowery Clinic today announced expanded, physician-led protocols centered on two clinically studied peptides that act upstream of growth hormone: ...