Butter: calories and nutrition facts
Calories in butter per 100 g and per typical portion, from the MacroLab food catalog.
748kcal per 100 g
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To burn these 748 calories:
- 174minWalking (5 km/h)
- 74minRunning (8 km/h)
- 90minCycling (16–19 km/h)
- 102minSwimming
Times use the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.
Calories per portion
Common portions from the MacroLab catalog, next to the 100 g reference.
| Portion | kcal |
|---|---|
| 100 g | 748 |
| 1 tablespoon (14 g) | 105 |
Can butter make you gain weight?
At 748 kcal per 100 g, this is a food with high energy density: just 13 g gives 100 kcal.
Calories add up fast in a small volume, so measuring helps: one tablespoon (14 g) already has 105 kcal.
No single food makes you gain weight. What matters is your total calories over days and weeks compared with what you burn.
Butter vs other foods in “Fats and oils”
It has 102% more calories than the average food in “Fats and oils” (370 kcal per 100 g).
| Per 100 g | This food | Group average |
|---|---|---|
| Energy | 748 kcal | 370 kcal |
Related foods
Frequently asked questions
- How many calories are in 100 g of butter?
- 100 g has 748 kcal. That means about 13 g for every 100 kcal.
- How many calories are in one tablespoon of butter?
- One tablespoon (14 g) has 105 kcal.
Log butter with a photo in MacroLab
Snap your plate and MacroLab estimates calories and macros, then keeps your daily targets up to date.
Data from the MacroLab food catalog, updated September 26, 2026. Values vary by variety and brand; check the label of the product you buy.