If your lips are often dry, cracked and peeling, you should pay attention to your surroundings and your own health condition, and promptly protect your lips and hydrate them. If the effect is not good, then consider chronic lip infection, you can follow the medical advice to use medicine. The lips are often dry and cracked, peeling, the first consideration and the surrounding environment is dry, their own drink less water, you can apply lip balm, usually drink more water, you can put a humidifier at home to improve the dry environment. Some people will have the habit of licking their lips, biting the dead skin, which will aggravate the phenomenon of dry, cracked lips, peeling, so do not often lick your lips, pick, bite lips. If the lips are dry and cracked, peeling frequently, and lip balm, hydration and other methods do not work well, then consider chronic lip inflammation, with food stimulation, allergies, sun exposure and many other reasons. In severe cases, there will be red spots on the lips, flaking or erosion of the lips, thickening of the lips and other symptoms. At this time, you should consult a doctor to find out the type of lip inflammation and treat it symptomatically, for example, antibiotics or hormone ointment can be used for flaking lip inflammation, antiseptic and antibacterial solution can be used for wet compresses for vesicular lip inflammation, sunlight sensitive lip inflammation can be coated with sunscreen, etc. Usually, you can also take vitamin supplements to promote the growth of lip mucosa.