Baby acne occurs in approximately 20 percent of all babies. It generally resolves itself during the first few months. It may take the appearance of pimples, whiteheads or a minor rash. Small white pimples or spots called milia usually appear on the face, especially the nose and chin. They aren't itchy and won't bother your baby. They are just the result of immature sweat glands, and possibly hormones from your pregnancy, and will disappear without