A viewer wrote that peppermint essential oil is amazing. It is! It is one of the most popular essential oils, surpassed only by lavender. A whiff of peppermint wakes up the brain relieving mental fatigue and uplifts the spirit. It helps relieve flu, cold and allergy symptoms, particularly stuffy sinuses, clearing phlegm. Many people use peppermint oil or even tea to aid digestion. It has been traditionally used to aid indigestion, gas, nausea. Because it is anti-inflammatory and anti-spasmodic, it has been useful for mucous colitis and hepatitis. Peppermint essential oil is cooling in heat conditions and relieves itching. Peppermint essential oil helps not only with nerve pain but also muscular pain. Please be advised that peppermint essential oil should be properly diluted (see Dilutions and Measurements at www.medessentiaoils.com). The drawbacks of peppermint oil are: 1) Do not use if you are hypertensive. Peppermint essential oil is great for the person who has low blood pressure but can raise blood pressure for the person with high blood pressure; 2)Do not use on children under 2 years old as it can cause a life threatening choking reaction. The great thing about clinical aromatherapy is that there are many oils that can be used effectively instead of peppermint, depending on your desired result, and the art of blending enhances those results. MedEssential Oils uses peppermint essential oil in Sinus Aid but offers alternatives in Breathe Free and Calm Breath. Peppermint essential oil is used in Calm Stomach but not in Digestion Aid. Peppermint is also used in Liver Support, Be Alert, Pain Chill and Muscle Balm. There is something there for everyone!