Alternating tretinoin and GHK-Cu (copper peptides) nightly maximizes anti-aging benefits while minimizing irritation. , Both are potent but DIFFERENT actives. Tretinoin speeds up cell turnover and US$ 22.15 Min. order: 1 piece ★★★★★ 4.2 (159 reviews) Sold : Login>>
Incorporate GHK-Cu LS5 Copper Serum in Your Skincare Routine US$ 23.41 Min. order: 1 piece ★★★★★ 4.5 (95 reviews) Sold : Login>>
Skincare Routine: GHK-Cu Peptide & Tretinoin US$ 20.18 Min. order: 1 piece ★★★★★ 4.7 (101 reviews) Sold : Login>>