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In cosmetics and topical applications, GHK-Cu may help promote tightening of loose skin, skin elasticity and firmness, wrinkle reduction, and photoprotection (mitigation of sun damage)
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Typical nasal spray dosing: Concentration: 0.10.5% solution Dose per actuation: 100 mcg500 mcg depending on formulation Frequency: 12 actuations per nostril, 12 times daily Nasal administration may offer particular advantages for the cognitive and neuroprotective applications of GHK-Cu, as the nasal-olfactory pathway provides a direct route to the central nervous system
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