There are 3 main reasons for the dry and cracked skin on the heel. The first reason, the skin is already dry, plus the season, such as autumn and winter dry, dry air, lack of moisture caused. The second reason is due to the lack of vitamins in the body. The third reason, mostly seen in the elderly, because the skin of the feet is prone to dryness and cracking, the epidermal regeneration ability is reduced, the number of sweat glands active on the skin surface is reduced, it appears dry and often appears to have a thickened stratum corneum. What is the treatment? 1, to prevent dry and cracked skin, more moisture, eat more fresh fruits and vegetables. 2, do not use alkaline soap to wash feet, maintain the moisture and toughness of the skin, dry immediately after each foot wash, apply some oily preparations, such as peanut oil, soybean oil, petroleum jelly, etc., to play a good role in the nutrition and moisturizing of the skin. Clinically, some people use vitamin E to make ointment topical. 3, the heel of the skin keratin layer is thick, first soak your feet in hot water, take a sterilized blade, the keratin layer partly stripped, and then wrapped in petroleum jelly gauze on the heel, fixed with a bandage. Every 2-3 days, change the medicine once, a week later can be healed.