How Many Calories Are In A Half Of A Banana

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Unveiling the nutritional secrets of this beloved fruit, let’s delve into the question: how many calories are in a half of a banana? Join us as we explore its macronutrient composition, vitamin and mineral content, and how it compares to other popular fruits.

Whether you’re a calorie-conscious individual or simply curious about your favorite snack, this comprehensive guide will provide all the answers you seek.

Nutritional Value of a Half Banana: How Many Calories Are In A Half Of A Banana

A half of a medium-sized banana (approximately 50 grams) offers a significant amount of essential nutrients. It is a rich source of carbohydrates, providing around 11 grams, primarily in the form of natural sugars such as fructose, sucrose, and glucose.

These carbohydrates serve as the primary energy source for the body.Half a banana also contains a small amount of protein, approximately 0.5 grams, which contributes to muscle growth and repair. Additionally, it contains trace amounts of fat, around 0.1 grams, which is primarily composed of polyunsaturated and monounsaturated fats, beneficial for heart health.

Vitamins and Minerals

Bananas are renowned for their high potassium content, with half a banana providing approximately 105 milligrams. Potassium is an essential mineral that plays a crucial role in maintaining fluid balance, regulating blood pressure, and supporting nerve and muscle function.Half a banana is also a good source of vitamin C, providing around 5 milligrams.

Vitamin C is an antioxidant that helps protect the body against oxidative damage caused by free radicals. It also supports immune function and collagen production, which is essential for healthy skin, bones, and joints.Additionally, half a banana contains small amounts of other vitamins and minerals, including vitamin B6, folate, niacin, riboflavin, and magnesium.

These nutrients contribute to various bodily functions, such as energy production, red blood cell formation, and nervous system health.

Calorie Content of a Half Banana

How many calories are in a half of a banana

A half of a medium-sized banana, weighing approximately 50 grams, contains around 56 calories. This value can vary depending on the size and ripeness of the banana. Larger bananas tend to have more calories, while smaller bananas have fewer. Additionally, riper bananas have a higher sugar content, which can contribute to a slightly higher calorie count.

Calorie Variation Based on Size

The calorie content of a half banana can vary based on its size. Here is a general breakdown:

  • Small banana (40 grams): 46 calories
  • Medium banana (50 grams): 56 calories
  • Large banana (60 grams): 66 calories

Calorie Variation Based on Ripeness

The ripeness of a banana can also affect its calorie content. As bananas ripen, their starch content converts into sugar, which contributes to a sweeter taste and a slightly higher calorie count.

  • Green banana (unripe): 50 calories
  • Yellow banana (ripe): 56 calories
  • Brown banana (very ripe): 60 calories

It is important to note that these calorie values are approximate and can vary slightly depending on the specific banana.

Comparison to Other Fruits

When comparing the calorie content of half a banana to other common fruits, it becomes apparent that bananas are a relatively low-calorie option.

The table below provides a comparison of the calorie content of half a banana to half servings of other popular fruits:

FruitCalories (per half serving)

As you can see, half a banana has a higher calorie content than half an orange or half a strawberry but a lower calorie content than half an apple.

For calorie-conscious individuals, this information can be helpful when making food choices. If you are trying to reduce your calorie intake, you may want to choose fruits that are lower in calories, such as oranges or strawberries.

Role in a Healthy Diet

How many calories are in a half of a banana

Incorporating half a banana into your daily diet can provide numerous health benefits. This versatile fruit is a good source of essential nutrients, including potassium, fiber, and vitamins C and B6. Potassium is crucial for maintaining healthy blood pressure, while fiber promotes satiety and supports a healthy digestive system.

Vitamins C and B6 are antioxidants that help protect the body from damage caused by free radicals.

Half a banana is a convenient and nutritious snack that can be enjoyed on its own or added to various meals. Here are some ideas for incorporating half a banana into your diet:


  • Add sliced banana to oatmeal or yogurt for a fiber-rich and potassium-packed breakfast.
  • Blend half a banana with milk and peanut butter for a creamy and satisfying smoothie.

Lunch, How many calories are in a half of a banana

  • Include half a banana in a fruit salad or green salad for a boost of vitamins and minerals.
  • Spread mashed banana on whole-wheat toast for a quick and healthy snack or lunch.


  • Add sliced banana to grilled chicken or fish for a flavorful and nutrient-dense meal.
  • Roast half a banana with cinnamon and nutmeg for a sweet and comforting side dish.