Peppermint oil helps prevent muscle spasms. Ingestion of Peppermint oil is useful for treating IBS and soothing digestion. Applied topically peppermint oil is also useful for relieving headaches, nasal congestion and nausea. You Might Also Like Brazil nuts January 17, 2014 Turmeric herb December 13, 2013 Good sources of natural fiber for your diet include December 2, 2015