Fun Size Mars Bars

Fun Size Mars Bars by Mars has 450 kcal per 100 g. One serving (40 g) is about 180 kcal.

Fun Size Mars Bars contains 5 g of protein per 100 g — about 2 g per 40 g serving.

Yes — carbohydrates provide 71% of its calories (70 g per 100 g, of which 60 g is sugar).

Yes — 60 g of sugar per 100 g, roughly 15 teaspoons. Sugar makes up 86% of its carbohydrates.

It has 10 g of saturated fat per 100 g — 50% of the daily value, which counts as high.

Nutri-Score weighs negatives (calories, sugar, saturated fat, sodium) against positives (fiber, protein) per 100 g. Points against come from calorie density (450 kcal), sugar (60 g), saturated fat (10 g). Overall that places it in band E.

About 22 g of Fun Size Mars Bars equals 100 kcal. It is energy-dense, so small amounts add up quickly.

Yes — 450 kcal per 100 g makes it calorie-dense; a 50 g portion is already about 225 kcal.