Uses and Benefits #ghk GHK Cu is a naturally occurring peptide in human plasma that declines with age. When used in injections (usually subcutaneous), it can offer various benefits: Skin Rejuvenation and Anti Aging: GHK Cu is a regenerative peptide studied for its role in collagen support, tissue repair and inflammatory balance. As natural levels decline with age, interest in its broader biological impact continues to grow Injectable Peptides for Anti Aging? A Dermatologist Explains GHK Cu Peptide Therapy for Anti Aging, Immunity & Wellness Miami Stem Cell GHK Cu Revival Clinic