A 100 g serving of peanut butter has about 598 kcal, with 22.2 g of protein, 22.3 g of carbohydrate (5 g of that fibre) and 51.4 g of fat. The table below gives the full breakdown and the most common portion sizes.
| Nutrient | Per 100 g |
|---|---|
| Calories | 598 kcal |
| Protein | 22.2 g |
| Carbohydrate | 22.3 g |
| Fibre | 5 g |
| Sugars | 10.5 g |
| Fat | 51.4 g |
| Saturated fat | 10.3 g |
| Sodium | 426 mg |
| Cholesterol | 0 mg |
| Portion | Weight | Calories |
|---|---|---|
| tbsp | 16 g | 96 kcal |
| cup | 258 g | 1543 kcal |
To see how peanut butter affects a whole dish, drop it into the recipe calorie calculator with the rest of your ingredients — it totals calories, protein, carbs and net carbs for the recipe, per serving and per 100 g. The methodology shows the exact arithmetic.
About 598 kcal per 100 g. Portion calories depend on how much you use — see the portions table above for common amounts.
Peanut butter has roughly 22.2 g of protein per 100 g.
Its net carbs are about 17.3 g per 100 g (total carbs 22.3 g minus 5 g fibre). Whether it fits your day depends on portion size and your carb target.
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