Scientific studies continue to examine its molecular structure and biochemical characteristics using established laboratory methods
His composite memory, psychomotor speed, reaction time, processing speed, and simple attention were in the low-average category
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The Process: A specialist creates a custom mixture tailored to your skin type and goals
Kim notes they should be gentle enough to use in concert with other actives like retinol and AHAs, or as a skin-soothing stand-in on days you're not using actives but want to maximize your skin-care routine
GHK-Cu can soften the look of fine lines and improve firmness, but it does so gradually by supporting your own collagen rather than freezing muscles or filling skin