The Original 1440nm handpiece is used more for texture, while the Perma 1927nm handpiece is more surface-focused and addresses pigmentation
Its a dual agonist that mimics both GLP-1 AND GIP (glucose-dependent insulinotropic polypeptide)
Advanced Science (Weinheim, Baden-Wurttemberg, Germany), 10 (30), e2303259
Although metformin increased GLP-1R level, exendin (939) or GLP-1R siRNA did not attenuate the protective effects of metformin in PA-impaired HUVECs, suggesting that metformin per se could not exert protective effects via GLP-1R, instead, metformin upregulated GLP-1R to enhance the protective effects of liraglutide on endothelial function
There is no single answer
May need to be taken on an empty stomach, at least 30 minutes before any food in the morning