Beano, an over-the-counter (OTC) supplement, contains a natural enzyme called alpha-galactosidase. This reduces gas production, particularly after you eat certain vegetables, legumes, or whole grains.

“People don’t want to have chemicals in their food,” he says. He compares the company’s product to Beano, an enzyme that humans take as a supplement to reduce gas. [Photo: Lumen Bioscience ...

A couple of commonly used over-the-counter enzymes have long been known to work. These include Lactaid and Beano, used by people who are lactose intolerant or who have gas or bloating after eating ...

You can buy the enzyme lactase over the counter if dairy products give you gas. A product called Beano helps break down gas-producing sugars in beans. Stress can also make you swallow too much air.