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2020;371:m3862
The reaction mix was prepared according to the protocol
Lovell MA, Ehmann WD, Butler SM, Markesbery WR
Kojic acid inhibits and prevents the formation of tyrosine, which is an amino acid thats needed to produce melanin
Hair greying is not listed as a recognised symptom of B12 deficiency in UK clinical guidelines, and testing for B12 deficiency solely for hair greying is not routinely indicated without other compatible symptoms or risk factors
We do not claim that GHK-Cu cures or treats any medical condition
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