Dry, cracked, peeling lips are most commonly associated with vitamin B2 deficiency, and in addition to dry, cracked lips, they are prone to itching, which may also be a variation of xerostomia or exfoliative lipitis. Lipitis may also be related to the lips receiving allergenic substances such as lip gloss, lipstick, toothpaste, and food. Lips appear obvious red spots, pimples, chapped, dry, for relatively mild symptoms, you can smear Vaseline or lip balm can be; if it is a severe case of dry, cracked, itchy, peeling lips, you should go to the stomatology department for a detailed examination of the lips, whether the occurrence of lipitis, eczema, are possible, it is recommended that patients go to the hospital for formal treatment, while minimizing the use of lipstick, lip gloss.