Calories in a banana
A small banana that measures around 6 inches or 15cm weighs about 100 grams contains approximately 90 calories.
A large banana that measures around 8 inches or 20cm weighs about 135g and contains approximately 120 calories.
Handy to know
A quick bit of maths: For every 2 inches of banana (5cm) we are consuming about 30 calories.
Nutrition in a banana
Bananas are a fantastic source of :
- Vitamin B6 (20% RDI)
- Vitamin C (14%RDI)
- Potassium (9% RDI)
- Magnesium (6% RDI).
Will bananas help me lose weight?
Bananas contain a trace amount of fat and offer a rich nutritional content for the calories.
A small banana contains energy made up of mostly carbohydrate, of which 2.6g is fibre and 12g is sugar. The more ripe a banana is, the more sugar it will contain. If you want to reduce the sugar make sure you eat them while they are closer to green.
Bananas also offer a little bit of protein, a small banana will add 1.1g of protein towards your daily intake.
Bananas are a good source of food for losing weight. You still need to keep within your calorie deficit but they are a filling source of energy. They are great to eat to fuel your exercise – aim to eat it approximately 2-3 hours before to fuel your session.
Weight loss tip
Try freezing a banana (take the skin off first) as a cooling sweet treat. Eat it outright, or blend with some low fat Greek yoghurt for an ice-cream style treat!