GHK-Cu (Copper Peptide) 4% Neck & Face Serum 1,200mg (1 oz bottle)

GHK-Cu, or Copper Tripeptide-1, is a naturally occurring copper complex. This powerhouse ingredient has garnered attention for its potential to support collagen synthesis and skin repair for a more youthful complexion. Our choice of a 4% concentration strikes the perfect balance between potency and gentleness. This lightweight formulation ensures that the serum delivers an effective dose of the active ingredient while being gentle enough to suit most skin types, including those with sensitive skin.