Fruits
Banana nutrition facts
A 1 undetermined NLEA serving (126 g) serving of banana provides 112 calories, 1 g protein, 29 g carbohydrate, and 0 g fat — about 4% of its calories from protein, 93% from carbohydrate, and 3% from fat. The interactive label below toggles between a serving and 100 g.
Calorie split
| Nutrient | Per 1 undetermined NLEA serving (126 g) | Per 100 g |
|---|---|---|
| Calories | 112 | 89 |
| Protein | 1 g | 1 g |
| Total carbohydrate | 29 g | 23 g |
| Total fat | 0 g | 0 g |
Vitamins & minerals
Per serving (126 g)
- Vitamin C
- 11.0 mg
- Vitamin A (RAE)
- 3.78 mcg
- Vitamin E
- 0.13 mg
- Vitamin K
- 0.63 mcg
- Thiamin (B1)
- 0.04 mg
- Riboflavin (B2)
- 0.09 mg
- Niacin (B3)
- 0.84 mg
- Vitamin B6
- 0.46 mg
- Folate (DFE)
- 25.2 mcg
- Magnesium
- 34.0 mg
- Phosphorus
- 27.7 mg
- Zinc
- 0.19 mg
- Copper
- 0.10 mg
- Manganese
- 0.34 mg
- Selenium
- 1.26 mcg
Photo by Daniel Dan on Unsplash
Selecting, storing & prepping banana
- Selecting
- Choose bananas by how soon you'll eat them: green for a few days out, yellow with light speckling for peak ripeness, more heavily speckled for baking or smoothies.
- Storing
- Unripe bananas keep at room temperature until ripe. Once ripe, refrigerating slows further ripening — the skin darkens but the fruit inside stays fine for about 3 more days. Whole peeled bananas freeze well for 2–3 months.
- Prepping
- Separating a banana from the bunch slows its ripening slightly, since ripening gas concentrates most at the stem.
Storage guidance from the USDA FoodKeeper database (FSIS, Cornell University, and the Food Marketing Institute).
Nutrition highlights
Per 1 undetermined NLEA serving (126 g), banana is an excellent source of Vitamin B6 and a good source of Manganese, Dietary Fiber, Vitamin C, Copper, and Potassium.
% of the FDA Daily Value per 1 undetermined NLEA serving (126 g) serving.
Key metrics
Nutrient density
Per 100 kcal, banana delivers about 5% of a Daily Value on average across 22 beneficial nutrients. The score is its percentile for that measure among the 177 foods in our database — higher means more nutrition per calorie. How this is calculated.
Density counts protein, fiber, and vitamins and minerals (not fat, sodium, or sugar), each capped so a single nutrient can’t dominate, with a calorie floor so very-low-calorie foods aren’t overstated. It measures nutrition per calorie within our database — a useful guide, not a complete verdict on how “healthy” a food is.
Similar foods & swaps
The closest fruits to banana by nutrition (per 100 g), and how each differs.
Questions
- How many calories are in banana?
- A 1 undetermined NLEA serving (126 g) serving of banana has about 112 calories. Per 100 g, it has 89 calories — a low calorie density.
- How much protein is in banana?
- Banana provides about 1 g of protein per 1 undetermined NLEA serving (126 g) serving.
- What are the macros in banana?
- Per serving, banana has roughly 1 g protein, 29 g carbohydrate, and 0 g fat. By calories, that is 4% protein, 93% carbohydrate, and 3% fat.
- Is banana high in protein?
- Banana has a protein density of about 1.2 g per 100 kcal, and 4% of its calories come from protein. Foods above roughly 10 g per 100 kcal are generally considered protein-dense.
- What vitamins and minerals are in banana?
- Per 1 undetermined NLEA serving (126 g), banana is a notable source of Vitamin B6, Manganese, Vitamin C, Copper, and Potassium. The label above lists the full micronutrient profile with % Daily Values.
- What is the nutritional value of banana?
- Per 1 undetermined NLEA serving (126 g), banana has 112 calories, 1 g protein, 29 g carbohydrate, and 0 g fat, plus notable amounts of Vitamin B6, Manganese, Vitamin C, Copper, and Potassium. See the full nutrition facts label above for every vitamin and mineral.
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References & methodology
- Data source: U.S. Department of Agriculture, Agricultural Research Service — FoodData Central, FDC ID 173944 (public domain).
- Daily Values: FDA Nutrition Facts label, 2016 update (adults and children aged 4+).
- Source claims: a serving supplying 10–19% of the Daily Value is a “good source”; 20% or more is an “excellent source” (FDA, 21 CFR 101.54).
- Calorie split: Atwater general factors — 4 kcal/g for protein and carbohydrate, 9 kcal/g for fat.
- Last reviewed: June 2026. Values are typical figures and vary with variety, ripeness, and preparation.
NutriFactsHub. “Banana Nutrition Facts.” https://nutrifactshub.com/foods/banana