More than hair its cellular support , GHK CU is a well studied copper peptide known for its role in supporting:, Healthier looking hair & scalp environment, Hair that appears thicker, The Effect of the Human Peptide GHK on Gene Expression Relevant to Nervous System Function and Cognitive Decline Neurogan Health, GHK Cu Copper Peptide, Hair & Scalp Serum GHK Cu Peptide and Hair Follicle Growth Biotech Peptides AHK Cu Copper Peptide Hair Growth Study (2007) Plain Language Summary Hairgenetix GHK Cu vs AHK Cu: Which Copper Peptide Is More Effective?
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