Welcome back, skincare lover! Today I’m excited to talk to you about why you need multi-molecular weight hyaluronic acid in your skincare routine. We all know and love hyaluronic acid, don’t we? But do you know that the molecular weight of your hyaluronic acid can make a big difference to the long-term hydration and wrinkle-smoothing capabilities of your skincare? It’s true! And in this post I’m going to share everything I know, what the experts say – plus tell you all about some of my favourite multi-molecular weight hyaluronic acid serums so you can try them for yourself. First, what is hyaluronic acid? Actually it’s not really an acid at all. According to this study, it’s a group of sugar molecules called polysaccharides found in the skin and joints that can hold many times their own weight in water. When first isolated, HA behaved like a mild acid; therefore, Meyer…