How Many Calories in a Banana?

Quick Stats

We can safely say bananas are a healthy snack or desert and are good for you as part of a balanced diet.

Packed with fibre, potassium, vitamin B6 and vitamin C, they also provide a range of phytonutrients and antioxidants.

On average, a medium banana has around 100 calories.

Banana Size?

• Very small (< 15cm and c.80g) = 70 calories
• Small (15-17cm and c.100g) = 90 calories
• Medium (17–20 cm and c.115g) = 105 calories
• Large (20–23cm and c.135g) = 121 calories
• Extra large ( > 23cm and c.150g) = 135 calories

Are Bananas Good for You?

Bananas have a whole range of benefits for you and your diet from helping to reduce depression through to helping protect you from diabetes and even kidney cancer. Did you know they are also the most popular fruit in the world?

Probably best known for their ability to release their energy into your bloodstream slowly, they have a low Glycemic index. This means they can help keep your blood sugars stable especially when added to your porridge at breakfast.

As well as their calories, bananas also provide a good source of fibre, meaning for a medium-sized banana there's around 3.1 grams which could be a good 10 to 15% of your recommended daily fibre intake in one shot.

Nutritional Breakdown

One medium-sized banana (about 125 grams in weight) is considered one serving.

One serving of banana therefore has 110 calories, with 30 grams of carbohydrate & 1 gram of protein.

Bananas are naturally free of fat, cholesterol and sodium.