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One trial had 71 women with mild to advanced signs of photoaging apply a facial cream containing GHK-Cu daily for three months

Thus, targeting the SIRT1-AMPK axis may represent a promising strategy for mitigating NIHL by preserving mitochondrial function and enhancing cellular resilience to noise-induced oxidative stress

Pancreatology 2003;3:30915

Similarly, S-allyl cysteine (SAC), an organic sulfur compound derived from garlic, demonstrates broad antioxidant and immunomodulatory effects by lowering ROS levels and inhibiting pro-inflammatory cytokines (e.g., IL-6 and myostatin), thus alleviating muscle atrophy (89)