There are few skin-care products quite as divisive as facial oils either you love them or you hate them. While some swear by their game-changing moisturizing powers, others find them too greasy. But believe it or not, many of the best facial oils sink into skin just as well as a serum and leave no greasy residue behind. It all just comes down to finding the best formula for your skin type and making sure you're applying it the right way. Drier skin types can turn to a number of oils to help lock in moisture and provide antioxidant protection. Chief among those options are almond, marula, an...