daily sunscreen required, usually applied at night Collagen Evidence GHK-Cu (copper peptide) Increased collagen in more subjects than vitamin C or retinoic acid in review data Retinol (retinoid) Well-documented collagen improvement in photoaged skin over months Route / Format GHK-Cu (copper peptide) Topical serum (OTC) or, at PeRx, prescription subcutaneous injection Retinol (retinoid) Topical cream or serum only Best For GHK-Cu (copper peptide) Sensitive skin, collagen and skin-quality support, gentle anti-aging Retinol (retinoid) People who tolerate a turnover agent and want a heavily studied option Read the table as two tools, not a winner and a loser
Because BPC-157 stimulated endothelial cell migration, we next examined its effect on tube formation by HUVECs
Biochem J (1999) 342( Pt 1):14352
Kinetics of reaction of peroxynitrite with selenium- and sulfur-containing compounds: absolute rate constants and assessment of biological significance
For beginners, start with 150 mcg daily for the first week to assess tolerance
Peptide therapy and NAD+ can also be combined in some wellness plans