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The review confirmed that GHK-Cu stimulates blood vessel and nerve outgrowth, increases collagen, elastin, and glycosaminoglycan synthesis, and supports dermal fibroblast function

In a prospective study, high urinary betaine excretion was also associated with increased risk of heart failure in 325 subjects without diabetes mellitus who had been hospitalized for acute coronary syndrome (50)

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It functions primarily as a transport molecule responsible for shuttling long-chain fatty acids into mitochondria, where they can be utilized for energy production through beta-oxidation