GHK Peptide Hair Growth Trial: 52–72 Extra Hairs in 6 Months (2016 Study)
Key Findings at a Glance A topical spray combining GHK peptide with 5-aminolevulinic acid (5-ALA) produced 52–72 extra hairs per cm² in 6 months — while the placebo group g...
Clinical Study
Clinical Trial
Copper Peptide
GHK-Cu
Hair Growth
Research