infiniwell ghk-cu GHK-CU- Cosmetic for Healthy Skin Aging and Wrinkle Support The InfiniWell Duo cosmetic has been shown to work synergistically to support existing hair follicles Copper Peptide Serum for Scalp

They actually work better together than separately

This GHK-Cu 50MG product page provides educational, research-only information focused on compound classification, laboratory context, and non-clinical investigation

Drug Interactions 7.1 Other Drugs that may Increase Risk of Hyponatremia The concomitant administration of DDAVP Nasal Spray with other drugs that may increase the risk of water intoxication with hyponatremia, (e.g., tricyclic antidepressants, selective serotonin re-uptake inhibitors, chlorpromazine, opiate analgesics, NSAIDs, lamotrigine, oxybutynin and carbamazepine) requires more frequent serum sodium monitoring [see Warnings and Precautions (5.1) and Adverse Reactions (6)]

10.1378/chest.100.5.1397 Chest

Its not that you dont need NNMT