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[3] Similar caution applies during lactation: while glycine is naturally present in breast milk, the impact of pharmacologic doses is unknown
Multiple in-vitro fibroblast studies and a smaller number of clinical-cosmetic studies report improvements in skin elasticity associated with GHK-Cu exposure, linked to increased elastin synthesis and improved lysyl-oxidase-dependent cross-linking
Glutathione is naturally occurring and can replenish other antioxidants, promoting a cycle of continual defence against oxidative damage
Some community sources reference layering this stack with non-incretin compounds
Use it alongside your regular skincare routine to support both internal and external results
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