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Research studies have suggested the potential of AHK-Cu in skin conditioning and collagen production

Some companies have also illegally However, these uses and supplements are not regulated by the Food and Drug Administration (FDA)

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By inhibiting NNMT, 5-Amino-1MQ reduces 1-MNA formation and alleviates the methyl sink, increasing SAM availability for other methylation reactions, while freeing nicotinamide for recycling through NAMPT toward NAD

Journal of Internal Medicine 2011

It is particularly common among older demographics, where skin becomes less effective at producing Vitamin D, or among people with darker complexions