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At the molecular level, the mechanism has been structurally resolved by NMR spectroscopy (Nature Communications, 2025): FOXO4-DRI binds to the disordered p53 TAD2 domain and forms a transiently folded complex through both the FOXO4-derived peptide region and its cationic cell permeability element

Advantages Broad Bioactivity: GHK-Cus effects span ECM synthesis, antioxidation, and regeneration, offering holistic anti-aging and healing benefits

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Just like the gut, the brain can also be leaky. Like the stomach barrier, the blood-brain barrier is lined with one layer of cells that separate the blood from the brain