There are approximately 140 calories in one serving of Tootsie Rolls. The serving size is 40 grams. A Tootsie Roll serving contains three grams of fat, 28 grams of carbohydrates and one gram of protein.
Tootsie Rolls come in eight sizes and varieties, and the number of calories in each bar or piece differs. It takes 13 Mini Midgee pieces to get to 40 grams, but six regular Midgee pieces weigh 40 grams. Four pieces of Juniors reach 40 grams. Two Snack Bar pieces weigh 32 grams. Three 0.5-ounce bars are 43 grams, a 2.25-ounce bar is 64 grams and a 2.5-ounce bar is 71 grams.