Embryonic attenuated Wnt catenin signaling defines niche location and long term stem cell fate in hair follicle eLife Absolute GHK cu Stem Cells & Peptide Hair Growth Serum and Shampoo MTS Mall of California The answer starts with your genetics. That's the blueprint. It helps guide what your hair needs, so you're not guessing. When you have that foundation, you can support your routine the right Berberine promotes hair growth by targeting Axin2 and activating Wnt catenin pathway ScienceDirect GHK Cu vs AnagenX: Which Peptide Approach Supports Hair Growth Best?