Calories in a Banana

Calories in a Banana and Weight Loss. How many calories in a Banana? Well, not many. Just 89 calories in one 100g serving or just under 25 calories per one ounce serving. Banana chips have a much higher calorie content, so watch out! Most of the calories in Bananas come from carbohydrates.

Bananas are generally yellow, although available in purple and red when ripe. They are very rich in Potassium. Bananas are thought to reduce the risk of cancer, especially in the kidneys, colon and ladies breasts. Other Banana nutrients include vitamins B6, C, and Folic Acid. They are also high in carbohydrates which will give you an energy boost.

Other Banana benefits include reducing your blood pressure, and hence heart disease and stroke. They are an excellent snack if you are feeling hungry.

The chart below shows both the Banana calories per serving and also Banana chips. You can see the content of calories per one Banana and Banana calories per serving size - either grams or ounces.

See our fruit calories comparison chart to compare the calories in a Banana with the other calories in fruit.This chart is incredibly useful when you're calorie counting and putting together your diet plan.

Also, have a look how nutritious Bananas are in comparison to the other fruit nutrition facts.

Banana Calories per Serving

Calories in Bananas (raw)

Refuse: 36% (Skin)
Scientific Name: Musa acuminata Colla

Serving size:

Calories per Serving

100 grams89.0 (373 kJ)
1 ounce (28g)24.9 (104 kJ)
1 cup, mashed (225g)200 (837 kJ)
1 cup, sliced (150g)133 (557 kJ)
Calories in an extra small Banana: 1 extra small (less then 6" long) (81g)72 (302 kJ)
Calories in a small Banana: 1 small (6" to 6-7/8" long) (101g)89.9 (376 kJ)
Calories in a medium banana: 1 medium (7" to 7-7/8" long) (118g)105 (440 kJ)
Calories in a large Banana: 1 large (8" to 8-7/8" long) (136g)121 (507 kJ)
Calories in an extra large Banana: 1 extra large (9" or longer) (152g)135 (565 kJ)
1 NLEA Serving (126g)112 (469 kJ)

Calories in Banana Chips, Snacks

Refuse: 0%

Serving size:

Calories per Serving

100 grams519 kcal (2170 kJ)
1 ounce (28.35g)147 kcal (615 kJ)
3 oz (85g)441 kcal (1844 kJ)
1.5 oz (42g)218 kcal (911 kJ)

Source: USDA National Nutrient Database for Standard Reference

See Also:

Banana Nutrition Facts

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