Calories in Butter

100kcal per 1 tbsp (14 g)

717 kcal per 100 g · about 5% of a 2,000-kcal day

Butter is essentially pure fat: 100 calories per tablespoon. The pat that melts into your toast is often the biggest surprise in a food log.

Butter nutrition facts

NutrientPer 100 gPer 1 tbsp
Calories717 kcal100 kcal
Protein0.9 g0.1 g
Carbs0.1 g0 g
Fat81.1 g11.4 g
Fiber0 g0 g
Sugar0.1 g0 g

Where the calories come from

Butter calories by serving size

ServingCaloriesProteinCarbsFat
1 tbsp (14 g)100 kcal0.1 g0 g11.4 g
1 oz (28 g)203 kcal0.3 g0 g23 g
50 g359 kcal0.5 g0.1 g40.5 g
100 g717 kcal0.9 g0.1 g81.1 g
200 g1434 kcal1.8 g0.2 g162.2 g
250 g1793 kcal2.3 g0.3 g202.8 g

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Values based on USDA FoodData Central reference entries. Actual nutrition varies with variety, preparation, and portion. © 2026 NibbleCal.