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In this study, researchers delivered GHK-Cu copper peptide intranasally at a dose of 15 mg/kg, three times per week for 12 weeks
Ocular / Retinal Models Epithalon has also been tested in visual system research: In rodent models of retinal degeneration, Epithalon has been associated with preservation of retinal structure and improvement in electrophysiologic measures of retinal function in a subset of treated subjects
UpToDate (updated as of 2025).
Vitamin B12 is also important for DNA synthesis and your brain's and nerve cells' normal functions
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