In direct comparison, GHK-Cu improved collagen production in 70% of treated women, compared to 50% with vitamin C cream and just 40% with retinoic acid
Think thicker serums or HA combined with emollients
What they found (summary): Development of Melanotan II as a cutaneous drug failed due to the combination of side effects Bifurcation into more selective derivatives was both scientifically and commercially successful PT-141 Bremelanotide (Vyleesi, 2019) Melanotan I Afamelanotide (Scenesse, 2014) Underground use of Melanotan II is safety-problematic Why it matters: This is the definitive historical review by the founders of the field
With sterile water, the usable window shrinks to a single session
Consider the following factors when deciding: If you prefer not to inject yourself or have trouble with injections, oral GLP-1 drugs like Rybelsus might be the better option
The size of a gallstone can vary and most of the time, they do not cause an issue until they get loose and travel into the bile ducts