On a hot summer day, a Seven Eleven Slurpee can hit the spot. However, depending on the size, the calories and sugar can add up quickly. The nutritional information for a Slurpee is based on an 8-ounce, or 1-cup, serving.
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The caloric content of a Seven Eleven Slurpee depends on the flavor. The majority of the flavors contain around 65 calories per serving. A Coca-Cola Classic Slurpee contains 65 calories, a Fanta Wild Cherry Slurpee contains 66 calories, a Mountain Dew Slurpee contains 60 calories and a Fanta Grape Slurpee contains 67 calories.
You should consider the sugar content when buying a Slurpee. A Coca-Cola Classic Slurpee contains 18 grams of sugar, a Fanta Wild Cherry Slurpee contains 18 grams, a Mountain Dew Slurpee contains 16 grams and a Fanta Grape Slurpee contains 18 grams. This means that the average Slurpee contains 4 to 4.5 teaspoons of sugar -- and 100 percent of the calories in a Slurpee come from sugar.