Eno contains Svarjiksara (Sudh) 2.20gms, Nimbukamlam (Shushkam), and Sodium Saccharin as active ingredients. Eno powder is an ayurvedic medicine made from fast-acting effervescent fruit salts that temporarily relieves indigestion, gas, flatulence, bloating and heartburn symptoms. Key Features of Eno Powder: Provides quick relief in stomach acidity and acid reflux symptoms in just 6 seconds. Relieves acidity, heartburn, acid reflux, nausea and gastric discomfort. Provides temporary relief in indigestion, flatulence & bloated stomach. Does not contain lactose, gluten or preservatives. Direction for use: As per the requirement or as directed.