Peppermint Essential Oil - Mentha Piperita - 10ml Peppermint oil uses include: - Muscle fatigue, bad breath, toothache, bronchitis, indigestion and travel sickness, neuralgia, muscular pain, palpitations, asthma, sinusitis, spasmodic cough, for digestive system disorders such as colic, cramp, dyspepsia, flatulence, nausea and skin problems such as acne, dermatitis, ringworm, scabies and for toothache.