where to get ghk cu Copper Peptides Serum for Face 1% GHK-Cu, Anti-Aging, Hair & Scalp .5 oz straightforward anti GHK-Cu 100mg | ≥99% Purity

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Anti-Aging and Collagen Synthesis : As a powerful promoter of collagen production , GHK-Cu is used in anti-aging research to improve skin elasticity and thickness , and reduce fine lines and wrinkles

The copper component can cause localized burning, redness, or irritation in some individuals

Nose-to-Brain Transport Olfactory and Trigeminal Pathways The intranasal route is theorized to provide direct peptide access to the brain via perineuronal channels surrounding olfactory and trigeminal nerve fibers, bypassing the blood-brain barrier[3]