Dry and cracked lips may be caused by external environmental stimuli, vitamin deficiency, pathogenic infections and so on.
1. External environmental stimuli: If in life contact with the toothbrush, wear dentures or external lipstick lipstick, etc., resulting in lip irritation or allergy, causing dry lips, and at the same time, if you often lick your lips with your tongue, there will also be the phenomenon of dry and cracked lips.
2. Vitamin deficiencies: dry and cracked lips may be due to a lack of nutrients, especially iron, protein and riboflavin.
3. Pathogenic infection: when the patient is infected by staphylococcus or streptococcus and suffers from chronic desquamative lipitis, keratitis and other diseases, dry and cracked lips will occur.
It is recommended to go to the regular hospital in a timely manner, under the guidance of the doctor, according to the patient’s specific condition, the implementation of targeted treatment, life to avoid hot and cold lip stimulation as well as sun exposure, reduce the consumption of too cold and too hot food, to promote the recovery of the condition.