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It is also believed to contribute to better physical performance by enhancing oxygen delivery to muscles, reducing muscle fatigue, improving muscle strength and endurance, and speeding up muscle recovery after workouts

Brain: A Journal of Neurology, 140 (9), 24602474

doi: 10.1038/cddis.2012.14

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By blocking the activation of certain proteins, GHK-Cu inhibits specific signaling pathways responsible for cell proliferation, survival, angiogenesis, and invasion
