ahk-cu reddit ahk cu vs ghk cu GHK-CU vs Other Copper Peptides: Complete Comparison Guide for Skin and Hair Cu helps with tissue repair and collagen care Hair - AHK-CU : r/BodyHackGuide

Most effective depends on the goal: GHK-Cu tends to be most effective for global skin rejuvenation (texture, fine lines, recovery after procedures)

See the rest of our GHK-Cu peptide range for complementary formulations

Facial Rejuvenation Protocol Step 1 Cleanse Begin with Cu3 Gentle Cleanser to remove impurities while maintaining skin integrity and preparing the complexion for optimal absorption of active ingredients

If vitamin C, strong AHAs/BHAs, low-pH exfoliants, and retinols are part of your regular skincare routine, I wouldn't say you're not a candidate for copper peptides rather, you need to be more strategic about timing