With winter around the corner, dry skin is the most common problem. There are several causes for dry skin, out of which, dry air is the major one. Due to dry air, the moisture of the face is drawn out. And dry air characterizes winters, which is the reason why we face the problem of dry skin in winter. Moisturizing is a very important part of skin care, not only for dry skin, but for all skin types. Most of the moisturizers are oil or water based, which help to retain water by locking the moisture on the skin's surface.