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Animal experiments and studies of human subjects have shown that IOP-independent factors include oxidative stress, glutamate excitotoxicity, and impaired retinal blood flow 6,7,8

According to the US Food and Drug Administration (FDA), more than 90% of neuroprotective drugs tested at the clinical level to treat central nervous system (CNS) diseases have not been approved due to their poor bioavailability [27]

doi: 10.1002/jps.24215

This is why combining the two pathways produces additive effects

Weeks 9 to 12: comprehensive results At this stage, you can fully evaluate your response to GHK-Cu

ADMINISTRATION Both peptides are administered via subcutaneous injection five times a week