Key points Using too many active-style products on the same day Skipping moisturiser after serum Forgetting sunscreen in the morning Changing products every few days before judging the routine Treating copper peptides like a guaranteed overnight result 06 How to judge results without guessing Judge the routine first on how easy it is to run, not on quick results
What skin goals does this routine support
Typical experimental endpoints include measures of collagen and extracellular matrix protein expression, cell migration rates, cytoskeletal organization, and transcriptional changes in genes related to tissue structure and repair, depending on the model
GHK-CU stimulates both collagen synthesis and collagen breakdown
It clarifies permissible activities for in-vitro research and regulatory considerations
For broader clinical use, however, these benefits require systematic and well-designed clinical validation (64)