Levels of GHK-Cu decline with age, and cosmetic professionals have incorporated it into topical regimens to help promote a more youthful, revitalized look
10.1038/s41598-018-36430-z Sci
The linkage of NAD + metabolism to the internal clocks is firstly evidenced by that the NAD(P) + /NAD(P)H ratio modulates the DNA-binding activity of the core oscillators, such as CLOCK: BMAL1 and NPAS2: BMAL1 heterodimers
[DOI] [PubMed] [Google Scholar] 10.Galaris D., Barbouti A., Pantopoulos K
Impact of Age and Insulin-Like Growth Factor-1 on DNA Damage Responses in UV-Irradiated Human Skin
(Heavy metals can be passed down in utero from mother to her offspring.) Exposure or use of household substances that carry mercury, such as adhesives, air condition filters, cosmetics, fabric softeners, felt, floor waxes and polishes, and talcum powder