This variation is correctly usual and happens since the cream is made up of Glutathione, a critical component that could oxidize when exposed to higher temperatures. This colour variation doesn't have an impact on the efficacy or safety with the solution and it is a purely natural characteristic of Glutathione. https://vitaglownightcream98775.xzblogs.com/73205380/5-easy-facts-about-vita-glow-night-cream-described