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3 Crucially, the same study pointed to a neural, vagally mediated mechanism: the effect had the signature of vagal inhibition rather than a direct action on gastric smooth muscle

Even short-term sleep loss can impair mental clarity

Additionally, treated wounds exhibit accelerated re-epithelialization and increased capillary density, which may indirectly reduce oxidative burden by improving oxygen delivery and metabolic efficiency

Given the coupling between copper and energy status (e.g copper is a cofactor at Complex IV of the ETC) and how intensely metabolically active neurons are, it seems like short-term IP GHK-cu in the brain is acting analogously to the copper ionophore elesclomol in Tregs