A GHK-Cu face serum appears blue because the active ingredient, “GHK-Cu” (copper peptide), is naturally a blue-colored powder, meaning its inherent color transfers to the serum when mixed in; this blue hue US$ 25.88 Min. order: 1 piece ★★★★★ 4.6 (159 reviews) Sold : Login>>
GHK-Cu Copper Peptide – Anti-Aging Skincare Tri-Peptide – Bulk Naturals US$ 27.70 Min. order: 1 piece ★★★★★ 4.1 (174 reviews) Sold : Login>>
N-acetylcysteine Clinical Applications US$ 22.61 Min. order: 1 piece ★★★★★ 5.0 (85 reviews) Sold : Login>>
Skincare Copper Peptide GHk-Cu & Methylene Blue Global US$ 26.47 Min. order: 1 piece ★★★★★ 4.4 (134 reviews) Sold : Login>>