The common use of the term pension is to describe the payments a person receives upon retirement, usually under pre-determined legal or contractual terms.
(Enteric-coated capsules keep peppermint oil from being released in the stomach, which can cause heartburn and indigestion.) However, a few studies have shown no effect. One study examined 57 people with IBS who received either enteric-coated peppermint capsules or placebo twice a day for 4 weeks.
An experiment testing the effects of the aroma of peppermint oil was published in the January 2008 issue of International Journal of Neuroscience.. The researchers found that the aroma of peppermint led to improved memory and alertness, feelings that people often associate with headache relief.