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Community-reported oral doses (roughly 50150 mg/day) are not derived from any published study

In the AHK-Cu vs GHK-Cu debate, GHK-Cu has the larger body of research behind its potential benefits, while AHK-Cu's research is more specifically focused on hair applications

NNMT , ( B3)

No human clinical trials have been published

its administered via injections or capsules in clinical settings.[4] It enhances fat burning, energy, insulin sensitivity, muscle preservation, and repair, while indirectly boosting NAD+ by slowing depletion.[5][23][24] Its membrane-permeable nature allows efficient cellular entry, making it suitable for therapeutic use

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