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Add reconstitution solvent slowly and directly onto the lyophilised powder, not against the vial wall

This is the foundation of scientific integrity and allows researchers to generate reliable and reproducible data for publication

While individual supplements are not subject to FDA approval, our manufacturing facility is FDA registered and adheres to all Good Manufacturing Practice guidelines

Further analysis confirmed that FOXO4-positive cells co-expressed Leydig cell markers, specifically StAR and CYP11A1, indicating that FOXO4 is indeed expressed in human Leydig cells [1]