Peppermint Essential oil is produced by steam distillation of the herb. It is a pale greenish or yellow liquid with a highly penetrating grassy-minty odour. It blends well with rosemary, lavender, lemon, eucalyptus and other mints. Benefits: Skin Care: Acne, dermatitis, ringworm, scabies, toothache. Circulation Muscles And Joints: Muscular pain, palpitation. Respiratory System: Asthma, bronchitis, halitosis, sinusitis, spasmodic cough. Digestive System: Colic, cramp, dyspepsia, flatulence, nausea. Immune System: Colds, flu, fever. Nervous System: Fainting, Headache, mental fatigue, migraine, nervous stress.