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Light exposure, particularly UV light, can degrade peptides over time
Use needles of shorter length (4 mm or the shortest available) and smaller diameter (highest gauge number), and the tip with the lowest penetration force to minimize pain
Healthy Aging: Since natural Glutathione levels drop as we age, supplementing can help support cellular longevity and reduce the cumulative effects of oxidative stress
Clinical trials on skin have demonstrated improvements: In one study, GHK-Cu applied to photoaged skin for 12 weeks increased density and thickness while reducing laxity and wrinkles in 71 women
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