Serums have become more popular in recent years for many reasons. Skincare dates back to roughly 6,000 years ago in Ancient Egypt. Many skincare products have different benefits, but serums offer a wide variety in a simpler form, making them easy to add to your skincare routine. Serums are designed to protect, hydrate, and nourish your skin. “Serums are thin-viscosity topical products that contain concentrated amounts of active ingredients,” states Dr. Tsippora Shainhouse. Many people ask why you can’t just use a moisturizer or liquid spray, and the simple answer is that since serum is more concentrated, it penetrates the skin faster, and you see results faster. Some basic skincare products to keep in your cabinet (or your counter) are...