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These are potential human test subjects to be studied going to waste without being examined

Scientific References Journal of Peptide Science (2018) "GHK-Cu may prevent anxiety, pain, aggression and enlarge brain size." (Review of the systemic effects)

Maintain protein and supplement intake

This timing aligns with the body's natural circadian rhythms, allowing the supplement to lower core body temperature, activate GABA receptors, and facilitate a smoother transition into deep, restorative sleep phases

A comprehensive analysis of SCFA serum levels is required to gain a more accurate understanding of their dynamics in the body [10, 45,46,47,48]