Exfoliate when necessary

Lip exfoliators (products that contain fruit acid based alpha or beta hydroxy acids) slough off dead skin much like the ones youd use on your face, says New York dermatologist Dennis Gross, M.D. But if you have sensitive skin or your lips are severely chapped or cracked, use these products cautiously [no more than once weekly] as they do contain acids that can irritate skin, says Gross. (Signs of irritation intense stinging and/or persistent redness.) Try Blistex Lip Revitalizer with AHA and vitamin E and Lanc