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GHK-Cu does not inhibit ghrelin, does not stimulate GLP-1 receptors, and does not meaningfully alter insulin sensitivity

This tripeptide, known as glycyl-L-histidyl-L-lysine copper complex, plays a significant role in collagen remodeling and skin repair processes

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GHK-Cu is supplied as a lyophilised powder and must be reconstituted with bacteriostatic water before use in any laboratory protocol

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By replenishing the NAD+ pool that fuels sirtuins and PARP DNA-repair enzymes, NAD+ research targets cellular energy, metabolism and aging biology