ghk-cu hair regrowth evidence studies for Growth: Protocols Melatonin Hair Growth Serum |
Description
Vitamin B12 deficiency associated with metformin use is thought to be multifactorial

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It contains four proline residues (27% of sequence), which impart conformational rigidity that resists proteolytic attack

Though studies on hair growth are less conclusive than skincare, GHK-Cu is thought to promote healthier follicles through increased circulation and reduced inflammation and promoting healing of the tissue surrounding hair follicles
