The unsung hero of skincare comes in a small bottle. Serums are expensive small bottles that promise the world to you. Why am I required to use another product in this already drawn-out skincare routine? At Essance, we get many questions about why we need serums and how I use them. Today we’re going to talk about it! What Is A Serum? We have to start this post by answering the number of questions we get about this topic. What the heck even is a serum?! It seems this is a product not many people know much about. Sure we...