Methyl Nicotinate

Some ingredients are especially likely to irritate the thinner, more sensitive skin on the lips. Counter-irritants used in plumpers, fragrance allergens, and leave-on chemical exfoliants are common triggers. Reactions can include stinging, redness, dryness, or contact cheilitis. If your lips react easily, look for fragrance-free, occlusive balms without active acids or warming agents.