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DSIP is a natural nonapeptide studied for its influence on sleep regulation, stress, and brain function

The practical takeaway is to treat topical GHK-Cu as skincare - gentle, consistent and needle-free - with honest cosmetic expectations

If target IOP is not achieved in a compliant patient, substitution or addition of newer medications can be considered. Real- world studies have shown both latanoprostene bunod and netarsudil to provide additional IOP reductions in patients already taking three or more medications

Human evidence: Weak and observational

Hydrogen sulfide alleviates particulate matter-induced emphysema and airway inflammation by suppressing ferroptosis

122 , e70176 (2025)