Skin, hair & tanning
AHK-Cu: published research
Also known as Ala-His-Lys copper complex
A copper-binding peptide closely related to GHK-Cu. It is studied in hair and skin research, mainly for its effect on the cells around the hair follicle and on collagen.
Evidence at a glance
1 study 2007
- 1 Cell study
What researchers look at
- Hair follicles
- Dermal papilla cells
- Collagen
- Skin care
What is still unknown
Evidence is limited to cell studies; there are no controlled human studies yet.
Cell studies
1- Cell study
In human hair follicles kept alive outside the body and in cultured dermal papilla cells, AHK-Cu promoted hair shaft elongation and cell growth and reduced cell death.
Pyo HK, et al. The effect of tripeptide-copper complex on human hair growth in vitro. Archives of Pharmacal Research. 2007. PMID 17703734
Short summaries of published studies, with links to the original papers. Results in animals or cells may not apply to people. This is not medical advice and not a guide to use.