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These findings are consistent with GHK-Cus proposed role as a gene-regulatory peptide, not simply a collagen precursor or antioxidant supplement
Match it to the Certificate of Analysis on our COA page for HPLC purity data, MS identity confirmation, and production date giving researchers full traceability and reproducibility assurance for every experiment
As a result, the body lacks the materials needed to produce new glutathione
This improvement in elasticity helps the skin bounce back from facial expressions, reducing the likelihood of new lines and wrinkles forming from repeated muscle movements
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