Mars Nutrition Facts

EatBetter has nutrition facts for 29 Mars products. The list shows calories per 100 g; open a product for its full nutritional information, including protein, carbs and fat, and per-serving values where serving sizes are available. The biggest product groups in the list are chocolate and confectionery. Mars product calories in the list run from 218 to 500 kcal per 100 g. Half of the items have 450 kcal per 100 g or less. The most popular include Snickers, Mars Chocolate Bar and Bounty.

The largest group is chocolate, with 14 items at 445–488 kcal per 100 g; the most popular are Snickers and Mars Chocolate Bar. The confectionery group has 9 items at 470–500 kcal, led by Maltesers and M&Ms. The groups sit close together: the median is 450 kcal per 100 g for chocolate and 480 kcal for confectionery.

Every figure in the list is per 100 g, so the items can be compared on equal terms. The lowest-calorie item listed is Bounty Hi Protein at 218 kcal per 100 g, and the highest is Maltesers Celebrations at 500 kcal. For protein, Mars Protein Bar Chocolate Cake leads with 40 g per 100 g. A real serving is rarely exactly 100 g, though: a pack, a slice or a single piece can weigh more or less. Items with similar calories can still differ in protein, carbs and fat; the product page shows all of them, per serving where serving sizes are available.