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10.1016/j.celrep.2016.12.019 7 ChenH.XiaZ.QingB.WangW.GuL.ChenY.et al (2023)

Low vitamin B12 levels in older adults, children, vegans, vegetarians, people who had gastric bypass surgery, breastfeeding women, and diabetic people

Unlike many cosmetic ingredients that focus solely on surface appearance, GHK-Cu is often studied for its role in skin repair, tissue regeneration, and the biological processes that help maintain skin quality over time

En effet, le glutathion se trouve naturellement dans la viande fraiche, les produits laitiers et les lgumes mais il est dtruit par la plupart des mthodes de transformation des aliments