A few honest comparison notes: Against fillers and Botox: GHK-Cu supports skin quality
After that, its scarcity shows up, and the effects of which are even felt on your skin
Pickart and Margolinas 2018 review in the International Journal of Molecular Sciences reported that GHK-Cu has been shown to modulate the expression of approximately 4,000 human genes, many of which are associated with tissue repair
As with many trending ingredients, there is some real science behind GHK-Cu, but there is also a lot of exaggeration
Third-party COA: Look for HPLC purity testing per batch by an independent ISO/IEC 17025-accredited lab
The Finkley 2005 study on 67 women aged 50 to 59 reported improvements in laxity, clarity, firmness, fine lines, wrinkles, and pigmentation across the face after 12 weeks