I rarely change up my whole makeup routine, instead I occasionally add in a few new pieces to my daily makeup edit and after a few days I usually know if they're going to become favourites or get switched out for something else. There are a few new products that I've recently been reaching for time and time again, so I thought I'd share my findings... warning, hide your purse! Kiehl's Glow Formula Skin Hydrator  Technically this is...