Topical protocol guidance Apply GHK-Cu serum or cream once to twice daily, to clean dry skin For anti-aging use: apply after cleansing, before moisturizer Allow 15-20 minutes before applying other actives Best results typically emerge after consistent use over 8-12 weeks Do not combine in the same session with strong vitamin C serums, AHAs, or retinoids Post-procedure use: apply after microneedling, laser, or peel procedures as directed by the provider Injectable protocols general reference Safety profile of GHK-Cu GHK-Cu has one of the best safety profiles of any peptide studied for aesthetic and regenerative use
More From The Strategist The Best Swimsuits Weve Found During the Strategist Swimsuit Project (So Far) The 12 Very Best Self-Tanners The Best Things Strategist Editors Have Bought This Year (So Far) The Strategist Summer 100 The Strategist is designed to surface useful, expert recommendations for things to buy across the vast e-commerce landscape
For example, individuals homozygous for the common MTHFR C677T polymorphism have a reduced activity of MTHFR enzyme, impaired folate metabolism and high homocysteine concentrations and may have higher requirements for folate and riboflavin (Reference McNulty, Dowey and Strain14)
[18] Federal Trade Commission
)
