1. No More Than 100 Calories Per Day From Added Sugar
Most women should eat, or drink, no more than 100 calories per day from added sugar, about 6 teaspoons. For men the cutoff is 150 calories from added sugars, or about 9 teaspoons. As a point of reference, a 12-ounce can of cola contains approximately 130 calories or about 8 teaspoons of added sugar.