Can You Use Tretinoin With Peptides? Quick answer: yes, you can use tretinoin and peptides together.They actually complement each other beautifully. Use tretinoin at night for cell turnover + Cu 2 Copper Tripeptide Serum GHK Cu Skin Cream Proven Collagen & Anti Aging, $279 CopperLuxe Copper peptide GHK Cu DermaRx
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can i use ghk cu with tretinoin Copper peptides better than tretinoin? #dermreacts #tretinoin #copperpeptide