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Deeply Hydrating Moisturizing: GHK-Cu helps strengthen your skin's natural moisture barrier, helping deliver deep hydration during busy mornings, locking in moisture, and supporting long-lasting hydration through long workdays and dry eveningsfor all-day relief from dryness and tightness
Our results indicated that neither GHK nor GHK-Cu showed cytotoxic activity after 72 h exposure to HaCaT cells
In fact, sun exposure is essential for mitochondrial health, vitamin D synthesis, immune function, and circadian regulation
J Pharm Exp Therap 244(3):1036-1039
The studies cited above have confirmed that both tesamorelin and ipamorelin appear to offer similar benefits, but which one is superior from a research standpoint