There are many buzzwords in beauty, but few have arrived on the scene with as much force as “serum.” Almost overnight it seemed like the three-step cleanse-tone-moisturize system was abandoned in favor of a more elaborate skin care routine involving this mysterious new liquid. Many of us still are shaky on what serums actually do and when they should be worked into our routines. Don’t worry, you don’t need an esthetician’s licence to understand serums. Not only are they simple to use, they’re even easier to understand as we break down the purpose of using a serum and how to apply it. 

What Does A Serum Do?  Difference Between Serums, Concentrates & Facial Oils