BeslyBanana: Calories, Protein, Carbs & Fat
A serving of banana listed as 1 medium (120 g) has 107 calories, 1.3 g of protein, 27.4 g of carbs and 0.4 g of fat. Per 100 g that is 89 kcal.
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Banana serving sizes: calories and macros
| Serving | Grams | Calories | Protein g | Carbs g | Fat g |
|---|---|---|---|---|---|
| 100 g | 100 | 89 | 1.1 | 22.8 | 0.3 |
| 1 oz | 28.4 | 25 | 0.3 | 6.5 | 0.1 |
| 1 medium | 120 | 107 | 1.3 | 27.4 | 0.4 |
Where the calories in banana come from
Counting protein and carbs at 4 calories per gram and fat at 9, banana gets 4% of its calories from protein, 93% from carbs and 3% from fat. This split is calculated from the macros listed per 100 g (1.1 g protein, 22.8 g carbs, 0.3 g fat).
Sodium, fiber, sugar and saturated fat in banana
A 1 medium (120 g) of banana also contains 1.2 mg sodium, 3.1 g fiber, 14.7 g sugar and 0.1 g saturated fat.
| Nutrient | Per 100 g | Per 1 medium (120 g) |
|---|---|---|
| Sodium | 1 mg | 1.2 mg |
| Fiber | 2.6 g | 3.1 g |
| Sugar | 12.2 g | 14.7 g |
| Saturated fat | 0.1 g | 0.1 g |
| Cholesterol | 0 mg | 0 mg |
| Potassium | 358 mg | 429.6 mg |
| Calcium | 5 mg | 6 mg |
| Iron | 0.3 mg | 0.3 mg |
| Vitamin C | 8.7 mg | 10.4 mg |
How banana compares with similar foods
Among the 6 foods compared here, banana is number 5 when sorted from the lowest to the highest calories per 100 g (89 kcal). The comparison uses foods from the same food group (fruit) that have a page on Besly.
| Food (per 100 g) | Calories | Protein g | Carbs g | Fat g |
|---|---|---|---|---|
| Apple | 52 | 0.3 | 13.8 | 0.2 |
| Blueberries | 57 | 0.7 | 14.5 | 0.3 |
| Mango | 60 | 0.7 | 13.5 | 0.3 |
| Grapes | 69 | 0.7 | 18.1 | 0.2 |
| Banana (this page) | 89 | 1.1 | 22.8 | 0.3 |
| Plantains | 122 | 1.3 | 31.8 | 0.3 |
Forms and preparations of banana
Across the 5 forms listed for banana, calories range from 85 kcal per 100 g (Bananas, overripe, raw) to 519 kcal per 100 g (Banana chips).
| Form or preparation (per 100 g) | Calories | Protein g | Carbs g | Fat g | Default serving |
|---|---|---|---|---|---|
| Banana (main entry) | 89 | 1.1 | 22.8 | 0.3 | 1 medium (120 g): 107 kcal |
| Banana, raw | 97 | 0.7 | 22.8 | 0.3 | 1 cup, mashed (225 g): 218 kcal |
| Bananas, overripe, raw | 85 | 0.8 | 22.1 | 0.2 | 1 banana (110 g): 94 kcal |
| Banana, baked | 161 | 0.8 | 32.3 | 3.2 | 1 banana (140 g): 225 kcal |
| Banana chips | 519 | 2.3 | 58.4 | 33.6 | 1 slice (2 g): 10 kcal |
Frequently asked questions
How many calories are in 1 medium of banana?
1 medium (120 g) of banana has 107 calories, with 1.3 g protein, 27.4 g carbs and 0.4 g fat.
How many calories are in 100 g of banana?
100 g of banana has 89 calories, 1.1 g protein, 22.8 g carbs and 0.3 g fat. One ounce (28.4 g) is 25 calories.
Is banana low in carbs?
Carbs supply 93% of the calories in banana (protein 4%, fat 3%). Per 100 g there are 22.8 g of carbs, and 1 medium (120 g) has 27.4 g, including 3.1 g of fiber.
Recipes with banana
- Banana Oatmeal Raisin Cookies
- Peanut Butter Banana Mass Oat Bowl
- Fit Peanut Butter Banana Toast
- Peanut Butter Banana Toast
- Green Tea Berry Banana Smoothie
- Date Banana Pre-Workout Shake
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Source: USDA FoodData Central, via the Besly food database (source tag “usda”, record us.generic.banana). Data snapshot: October 16, 2026. Values are averages for the food as described and vary by brand, ripeness and preparation. Serving sizes come from the same record.