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This leads to skin that feels thicker and more resilient, rather than thinner and more sensitive

Skin Elasticity, Hair Quality, and Anti-Aging Effects Because MK-677 increases collagen synthesis through IGF-1 and GH pathways, users often report: Improved skin texture and tightness Smoother complexion and reduced fine lines Stronger, fuller hair growth Enhanced nail thickness and integrity These effects are especially noticeable after 34 weeks of continuous use , and are sustained with longer cycles

Manning MC, Chou DK, Murphy BM, Payne RW, Katayama DS