Many compounds can achieve this feat, however
With a high Vitamin C concentration and fast-absorbing consistency, reviewers say the serum does wonders for fading age spots and sunspots, making them look 15 years younger, no lie. Unlike sticky or greasy formulas, this clear serum has a water-like feel that reviewers say dries fast and clear. Made with a potent blend of Vitamins C and E and ferulic acid, the serum is designed to boost collagen production and brighten your skin, while protecting it from external stressors like UV rays and pollution
It stimulates melanocytes to produce melatonin, the pigment that gives skin its color
It is important to note that the actions of PKA and Epac potentiates and enhances cells response to the increase in circulating glucose, but without concomitant increase in intracellular ATP, therefore, GLP-1 signal is a week insulin release promoter (Mller et al., 2019)