GHK-Cu Hair & Scalp Serum 2400mg 4% | Less Shedding US$ 21.74 Min. order: 1 piece ★★★★★ 4.2 (246 reviews) Sold : Login>>
Amazon.com: GHK-Cu Copper Peptide Powder – 99.7%+ Pure Cosmetic-Grade Ingredient for DIY Serums, Creams & Scalp Tonics US$ 26.80 Min. order: 1 piece ★★★★★ 4.1 (222 reviews) Sold : Login>>