NNMT Overexpression In Obesity Research consistently reports that NNMT activity is elevated in obesity
In another trial, 41 women with mild to advanced photodamage applied GHK-Cu eye cream for three months and saw reduced lines and wrinkles, improved skin density, and increased skin thickness better than both placebo and vitamin K cream.3 Similarly, in a pilot study investigating copper tripeptide topicals for aged skin, experts found that they increased skin thickness and elasticity, improved hydration, and boosted collagen synthesis.3 Hair growth In a review from 2023, experts explained that GHK-Cu may promote hair growth in a few different ways
Always follow your doctor's advice on this
However, injectable GHK-Cu should be absolutely avoided by anyone with Wilson's disease or a family history suggesting they might be carriers
Others reach 2.4mg and find the side effects too burdensome, stepping back down to 1.7mg for a better balance between efficacy and tolerability