anairui copper peptides ghk-cu serum set fragrance free. GHK-Cu Copper Peptide Neck &

Research has shown GHK-Cu influences expression of over 4,000 human genes, stimulates collagen I, III and elastin synthesis, activates matrix metalloproteinases for extracellular matrix remodelling, supports angiogenesis through VEGF and FGF upregulation, and suppresses pro-inflammatory TNF- signalling

A 150-pound person and a 250-pound person receiving the same dose have different effective concentrations

They're generally safe and can be helpful

Signs of degradation GHK-Cu longevity depends on recognizing when solutions have degraded beyond use

Free US shipping over $150Free domestic shipping on all orders over $150 Skin, Hair & Cosmetic GHK-Cu is a naturally occurring copper-binding tripeptide (glycyl-L-histidyl-L-lysine complexed with Cu(II)) whose endogenous serum levels decline measurably with age