Spearmint contains vitamins, antioxidants, and vital nutrients. Its aroma is very similar to that of peppermint. It contains less menthol than peppermint, but it is rich in limonene, dihydrocarvone, and cineol. It has a sweeter taste than peppermint.
Some people use spearmint to help alleviate symptoms of nausea, indigestion, gas, headache, toothache, cramps, and sore throat