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The brand states that L-Arginine "increases the production of nitric oxide, promoting the dilation of blood vessels and helping to reduce blood pressure." L-Citrulline, per the brand, "converts to L-Arginine in the body, increasing the production of nitric oxide." L-Arginine Alpha-Ketoglutarate is described by the brand as "a more effective form of L-Arginine that improves circulation." The biological chain the brand is referencing is established in the scientific literature: eNOS in vascular endothelial cells converts L-Arginine into NO and L-Citrulline

RetaOne Labs GHK-CU Serum 30mL represents the gold standard in research-grade peptide serum

Key Ingredients Glutathione : Known for its powerful antioxidant properties that help brighten skin and reduce pigmentation

AC binds directly to CCN1 at specific amino acid sites, effectively reducing its expression

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