39 citations
,
July 2007 in “Archives of Pharmacal Research” A tripeptide-copper complex may help hair grow by increasing cell growth and decreasing cell death.
7 citations
,
August 2020 in “Plastic and reconstructive surgery. Global open” QR 678 and QR 678 Neo are safe and promote hair growth, potentially helping chemotherapy-induced hair loss.
8 citations
,
January 2016 in “Annals of Dermatology” A complex of 5-aminolevulinic acid and glycyl-histidyl-lysine peptide may help increase hair count in male pattern hair loss without side effects.
73 citations
,
January 2013 in “Annals of Dermatology” People with hair loss, especially those with certain types, have lower zinc levels, and zinc supplements might help.
3 citations
,
June 2019 in “Journal of Bangladesh Society of Physiologist” People with hair loss often have lower levels of zinc and copper in their blood.