Gas Relief 125 mg Strength Softgel 30 per Box - 30 Count CartonFor mild symptoms associated with gas and bloating, take Major extra strength gas relief as directed and feel better in no time. Each softgel contains 125 milligrams of simethicone. Simethicone helps break up the gas bubbles in your digestive tract. Compare to active ingredients in Gas X Softgels Extra Strength a registered trademark of Haleon.