How many calories are in mayonnaise?

One tablespoon of regular mayonnaise contains about 94 calories. Light mayo has roughly half that at 45-50 calories per tablespoon. Most of the calories come from fat.

Is mayonnaise bad for weight loss?

Mayonnaise is calorie-dense due to its high fat content. For weight loss, use it sparingly, try light mayo (50% fewer calories), or swap for Greek yogurt or mustard in recipes where texture allows.

Is mayonnaise keto-friendly?

Regular mayonnaise is very keto-friendly with less than 1g of carbs per tablespoon. It's mostly fat, making it ideal for high-fat, low-carb diets. Avoid low-fat versions which often add sugar.