Lips can get swollen due to extreme climatic conditions and dryness. It may also be caused due to insect bites, infection Food and some medicines allergies can also cause swelling on the lips. Identify those ingredients which does not suit your body and do not consume those products which contain those ingredients. Lip swelling may also occur due to nutritional deficiencies like vitamin B2. Its mostly the allergic reaction but Visit your nearest Dentist and confirm about the pattern of swelling. You can also follow some of these simple home remedies to bring down the swelling. • Press a cold compress pack filled with ice on the swollen area. • Apply lip balms which moisturize your skin and can relieve you of pain due to dryness and swelling. • In case you observe cuts in the swollen area, take warm water and dissolve a tsp. of salt. Dab this salt water on the cut with some cotton. You may feel a burning sensation but it is very useful to heal the wound and bring down the swelling. Salt is an excellent natural disinfectant and kills the germs that cause any infection on the cuts. • Drink water to keep your lips moist and hydrated.