How to Maximize Anagen Follicles Best 6 Methods with Dr. Aygin Absolute GHK cu Stem Cells & Peptide Hair Growth Serum and Shampoo MTS Set The ingredient replacing hair transplants? It's called Redensyl. 3% Redensyl targets hair follicle stem cells, reactivates dormant follicles GHK Cu Copper Peptide extends the anagen growth phase GHK Cu is a copper peptide that supports hair growth by stimulating hair follicles, increasing blood flow to the scalp, and extending the hair growth (anagen) phase. It also helps reduce inflammation