A 12 oz can of Mountain Dew contains approximately 46 grams of sugar. This amount is higher than that found in comparable sodas like Coke, Pepsi, and Sprite

. To put it in perspective, 46 grams of sugar in a 12 oz can is roughly equivalent to 11% of the can's weight and nearly meets the American Heart Association's recommended daily sugar intake of 38 grams for an average adult