Dryness and tingling sensation around the mouth can be caused by dehydration, dry skin or allergic lipitis, which can be treated by drinking more water, applying ointment and taking oral medication. 1. Bad habits, such as not paying attention to drinking water or drinking less water, can easily lead to dryness and tingling sensation around the mouth. This situation can be relieved by drinking more water and paying attention to local skin moisturizing. 2. Dry skin usually occurs in winter, due to the winter weather is very cold, the air is dry, the mucous membrane of the lips for a long time exposed to the cold environment can also cause dryness around the mouth with a tingling sensation. This situation can be under the guidance of the doctor, topical application of vitamin E ointment, or zinc oxide ointment to calm the skin. 3. Allergic lipitis is usually caused by contact with sensitizing substances, such as cosmetics and skin care products, and may also be caused by spicy and irritating foods. In this case, it can be regulated by oral anti-allergic drugs, such as loratadine tablets, cetirizine tablets and so on. Dryness around the mouth with tingling sense of timely medical care, clear causes for treatment and adjustment, medication needs to follow the doctor’s instructions. Normally in the diet can eat more rich in vitamins food, such as fresh vegetables and fruits, pay attention to drink more water, do not partiality and picky eating.