Differences Between Formulations GHK-CU can be utilized in different formats depending on its intended research or cosmetic application: Topical formulations: Commonly used in cosmetic research, where GHK-CU is diluted into creams, serums, or gels for skin-related studies Injectable (research use): Prepared under strict laboratory conditions for experimental and in vitro research only, requiring sterile solvents and controlled environments Cosmetic formulations: Designed for external use, typically at lower concentrations, and integrated into finished skincare products Each format requires a different preparation method and concentration strategy, highlighting the importance of understanding the intended use before formulation
Lu, S.C., et al., Insulin and Glucocorticoid Dependence of Hepatic Gamma-Glutamylcysteine Synthetase and Glutathione Synthesis in the Rat Studies in Cultured-Hepatocytes and Invivo
As we discuss later in this guide, taking the precursors in combination may help you take advantage of your bodys natural processes so that you can more efficiently produce NAD+ and bolster your mitochondrial function
These cutting-edge treatments work at the cellular level, improving metabolism, recovery, focus, and resiliencesupporting both longevity and peak performance