Peppermint Essential oil is a cultivated essential oil. It is widely used as medicinal and cosmetic purposes. Partially wilted leaves of the plant is used to manufacture Peppermint Essential oil. Mentha bush is cultivated in the plain areas of Nepal. Nepalese non-conventional soil and its altitude favors them to become different than others. Mint has been enjoyed in teas and has been used to flavor food in the Middle East, India and Europe. During the middle Ages, powdered Mint leaves are used to whiten teeth. Mint tea is a strong diuretic, and its aroma is used as a mild decongestant for illnesses such as the common cold.
Peppermint Essential oil clearly shows a protective effect against acid secretion and gastric ulcers in ibuprofen plus pyloric ligation, 0.6 mol/L HCl induced and 90% ethanol-induced ulcer models.
Mentha arvensis L. is a perennial herb grows up to 60 cm high. Leaves are simple, opposite, short stalked, oblong, 2.5-5 cm long, obtusely or acutely serrated. Flowers are small, lilac in axillary whorls. Fruits are nutless, smooth.
Oil is good for the nervous system, acting as a regulator and sedative: Menthol is well known as a cardiac tonic in pharmaceutical preparations. It is a good blood cleanser. Because it is antiseptic and anti-bacterial, it can be used in swollen gums, mouth wash or mouth ulcers, toothache.
In the isolation of menthol crystals, in flavoring toothpastes, mouth washes and pharmaceuticals.