How to Use Peppermint Oil for Inflammation. The peppermint plant has been used for centuries for all types of inflammation, both on the outside of the body and the inside. Its pleasant smell can calm even the most stressed individual, and its soothing oils help the body heal.

Apply a few drops of peppermint oil immediately to a bruised area to relieve any inflammation and pain. Avoid getting it in cuts.

Rub peppermint oil mixed with a carrier oil on joints to relieve arthritis or tendinitis pain. For a more complete treatment, blend 10 drops of chamomile, 5 drops each of eucalyptus and rosemary, 3 drops of lavender and 7 drops of peppermint oil. Dilute in 2 tablespoons of a carrier oil and massage it into inflamed joint.

Treat gallbladder inflammation with peppermint oil capsules. Consult your local health food store and see warnings below.

Boil some peppermint leaves in milk, strain, and drink it hot to relieve abdominal inflammation.

Gargle with a few drops of peppermint oil in a glass of water for relief of inflammation of the mouth and pharynx. It has antimicrobial and antiviral properties.

Warning

Don't use peppermint oil if you have a serious gallbladder inflammation, obstruction of the bile ducts or severe liver disease. If you have gall stones, consult with your physician before using. Acid reflux is known to be made worse by use of peppermint oil. As with any herb or drug, be careful if you are taking prescription medicine and check with your doctor for adverse interaction problems. Do not apply peppermint oil to the face and nasal area of very small children, or give it as a tea. It can cause choking and bronchial spasms.