Copper Peptides vs Retinol: Do You Need Both? Nubeean Noosa Retinoids vs Peptides (Matrixyl CP): what to pick + how to pair, Effectiveness: Retinoids (retinol tretinoin) have the strongest clinical data for photoaging (wrinkles, texture, tone). Peptides There is no definitive answer as to whether retinol vs peptides are better for anti aging. However, there is a lot more research backing retinol as an effective ingredient, while peptides are still Copper peptides + red light therapy = INCREDIBLE results : r 30PlusSkinCare Copper Peptides For Skin: Better Than Retinoids? Aesthetics Infinity Medical Institute