Peanut Butter Calories Calculator
Smooth peanut butter packs 588 calories per 100 grams (~188 kcal per 2 tbsp), supplying 25.1g of protein alongside dense monounsaturated fats.
Calories in Peanut Butter per 100g
According to the official USDA FoodData Central laboratory analysis, a standard 100-gram serving of peanut butter (Smooth, style with salt) contains 588 calories. Its macronutrient profile comprises 25.1g protein, 20g carbohydrates, and 50.4g dietary fat, with approximately 1.8g of bound water.
Peanut Butter Calories by Weighed Portion
Look up exact nutritional values across standard dietary serving increments:
| Weight | Calories | Protein | Carbohydrates | Fat |
|---|---|---|---|---|
| 25 g | 147 kcal | 6.3 g | 5.0 g | 12.6 g |
| 50 g | 294 kcal | 12.6 g | 10.0 g | 25.2 g |
| 75 g | 441 kcal | 18.8 g | 15.0 g | 37.8 g |
| 100 g | 588 kcal | 25.1 g | 20.0 g | 50.4 g |
| 150 g | 882 kcal | 37.7 g | 30.0 g | 75.6 g |
| 200 g | 1176 kcal | 50.2 g | 40.0 g | 100.8 g |
| 250 g | 1470 kcal | 62.8 g | 50.0 g | 126.0 g |
| 300 g | 1764 kcal | 75.3 g | 60.0 g | 151.2 g |
| 400 g | 2352 kcal | 100.4 g | 80.0 g | 201.6 g |
| 500 g | 2940 kcal | 125.5 g | 100.0 g | 252.0 g |
Nutritional Profile of Peanut Butter (per 100g)
Raw vs. Cooked Peanut Butter Dynamics
A standard 2-tablespoon serving (32g) provides 188 calories. Small kitchen measuring errors can easily add 100+ unlogged calories.
Factors That Change Peanut Butter Calories
Some commercial brands add hydrogenated vegetable oils and cane sugars, marginally shifting the fatty acid profile. Always record the exact preparation method and use a calibrated digital kitchen scale for optimal caloric tracking precision.
Frequently Asked Questions
How many calories are in 100g of peanut butter? ↓
100 grams of peanut butter (Smooth, style with salt) contains exactly 588 calories, with 25.1g protein, 20g carbohydrates, and 50.4g fat.
How many calories are in 50g of peanut butter? ↓
50 grams of peanut butter provides 294 calories (12.6g protein, 10.0g carbs, and 25.2g fat).
How many calories are in 200g of peanut butter? ↓
200 grams of peanut butter provides 1176 calories (50.2g protein, 40.0g carbs, and 100.8g fat).
What factors alter the calories in peanut butter? ↓
Some commercial brands add hydrogenated vegetable oils and cane sugars, marginally shifting the fatty acid profile.