Pimentel said that IBS-C is associated with increased levels of methanogenic archaea, which can be diagnosed by a positive methane breath test. “Methane gas slows intestinal contractility, which might ...
He then listed them all: "First up, peppermint oil. It contains menthol, which has anti-spasmodic properties; it relaxes the smooth muscles of your intestines to alleviate symptoms of gas, bloating ...