Vaseline can play a certain role in nourishing and moisturizing lip infections, but it is not suitable for all lip infections, flaking lip infections can be coated with Vaseline, other types of lip infections such as no obvious symptoms of dry lips are not suitable for Vaseline. 1, flaking lip infections: the main manifestations of dry lips, chapped, flaking, and even longitudinal grooves or cleft grooves, pain and other symptoms, can be applied under the guidance of a doctor external Vaseline, to play a moisturizing The role of the lips. The treatment of desquamative lipitis is to remove the local irritants and then to treat the symptoms. In addition, daily life should also remove the irritants, correct bad habits; maintain a balanced diet, eat more vitamin-rich vegetables and fruits; maintain a regular lifestyle and a stable mood; 2. Other lip infections: such as vesicular lip infections, allergic lip infections, etc., external application of Vaseline has no significant effect, vesicular lip infections mainly clinical manifestations of repeated redness, swelling, vesicles, oozing and crusting of the upper and lower lips, it is recommended that under the guidance of a doctor After removing the scabs, local antibiotics or hormone ointment should be applied, and local hormone injection should be used for severe cases. Allergic labyrinthitis mainly manifests as itching, redness and swelling in the mouth and lips, and in severe cases, allergic reactions such as blistering, erosion, oozing, crusting, etc., and shows a pattern of recurrent attacks. If photodermatitis lip is accompanied by obvious symptoms of flaking and dryness of the lips, shading can be done while using Vaseline moisturizer appropriately, without this symptom is not applicable.