Calories in McVitie's Digestive Biscuits

McVitie's Digestive Biscuits were named so because of their high concentration of baking soda, which was cited as an aid to food digestion. McVitie's offers plain, milk chocolate and light biscuits with differing calorie counts.

Plain Biscuits

According to Weight Loss Resources, a calorie-counting website, one plain McVitie's biscuit contains 71 calories, 3 g of fat and 9 g of carbohydrates.

Milk Chocolate Digestive Biscuits

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Weight Loss Resources lists one chocolate-covered McVitie's biscuit as containing 86 calories, 4 g of fat and 11 g of carbs.

Light Digestive Biscuits

United Biscuits, the makers of McVitie's Biscuits, notes that its Light Digestive Biscuits contain 30 percent less fat than regular McVitie's Digestives with 1.5 g of fat per biscuit. According to Fat Secret, another calorie-counting website, Light Digestive Biscuits contain 66 calories and 10 g of carbs per biscuit.