Thursday, 20/06/2024 - 15:31
00:20 | 02/06/2024

Bananas: A Versatile and Nutritious Fruit


Bananas are incredibly beneficial for health, convenient, delicious, and one of the most affordable fresh fruits you can buy. This makes them a fantastic choice for anyone. Bananas contain essential nutrients that may benefit weight loss, digestion, and heart health. Dr. Bui Dac Sang, a National General Practitioner from the Academy of Science & Technology Vietnam and the Hanoi Traditional Medicine Association, notes that many people eat bananas at any time of the day due to their nutritional value. However, it is essential to note that we should not eat bananas on an empty stomach. The reason is that bananas contain high levels of nutrients, including magnesium and potassium, which can cause an imbalance in the cardiovascular system, bloating, and discomfort in the body. Therefore, if you want to eat ripe bananas, you should only eat them after meals, not when hungry.

Health Benefits of Bananas:

– Nutrient-rich: Bananas contain a moderate amount of fiber and some antioxidants. A medium-sized banana (126g) provides 112 calories, 1g of protein, 29g of starch, 3g of fibre, and various vitamins and minerals such as vitamin C, riboflavin, folate, potassium, and magnesium.

Improves Blood Sugar Levels: Bananas are rich in soluble fibre. During digestion, soluble fibre helps dissolve in liquid to form a gel. Unripe bananas also contain resistant starch that your body cannot digest. Together, these two types of fibre can regulate your blood sugar levels after meals and help control your appetite by slowing down the emptying of your stomach.

Supports Digestive Health: Fibre has many health benefits, including improved digestion. A medium-sized banana provides about 3g of fibre. Resistant starch, a fibre found in unripe bananas, is prebiotic. Prebiotics escape digestion and end up in the colon, where they become food for beneficial bacteria in the gut. Moreover, pectin, a fibre in ripe and unripe bananas, can help prevent constipation and soften stools.

Weight Loss Support: Although no studies directly examine the weight loss effects of bananas, their properties make them a weight-loss-friendly food. Firstly, bananas are relatively low in calories. A medium-sized banana has just over 100 calories but is nutritious and filling. Eating plenty of fibre from fruits and vegetables can aid weight loss. Additionally, unripe bananas contain a lot of resistant starch, which tends to make you feel full and reduce your appetite.

Heart Health Support: Potassium is essential for heart health, especially in controlling blood pressure. While its importance is paramount, only some people get enough potassium in their daily diet. Meanwhile, bananas are an excellent source of potassium. A potassium-rich diet may help reduce blood pressure. Furthermore, people with plenty of potassium have a 27% lower risk of heart disease. Moreover, bananas also contain magnesium, another essential mineral for heart health. Magnesium deficiency may be linked to an increased risk of heart disease, high blood pressure, and high levels of blood lipids.

Rich in Antioxidants: Fruits and vegetables are excellent sources of dietary antioxidants, and bananas are no exception. They contain several potent antioxidants, including flavonoids and amines. These antioxidants provide many health benefits, such as reducing the risk of heart disease and degenerative diseases. They help prevent oxidative damage to cells caused by free radicals. Free radicals can accumulate over time without antioxidants and become harmful if their levels are high enough in your body.

Banana: A Versatile and Nutritious Fruit

Promotes Feeling of Fullness: Soluble fibre in bananas can slow digestion. Additionally, bananas are relatively low in calories for their size. The low-calorie content and high fibre in bananas make them a filling snack that keeps you satisfied longer than other processed snacks with added sugar or refined carbohydrates. Protein also promotes satiety, but bananas contain fewer macronutrients. Therefore, to have a filling snack, try eating a sliced banana with protein-rich foods like Greek yoghurt or blending bananas into a protein smoothie.

– Improves Insulin Sensitivity when Unripe: Insulin resistance is a significant risk factor for several chronic diseases, including type 2 diabetes. Some studies have shown that regularly consuming resistant starch – such as eating unripe bananas – may improve insulin sensitivity. This may make your body more responsive to the hormone that regulates blood sugar levels. However, more research is needed to understand how resistant banana starch may affect insulin sensitivity.

Supports Kidney Health: Potassium is essential for healthy kidney function and blood pressure regulation. As an excellent source of potassium in the diet, bananas can be particularly beneficial in maintaining healthy kidneys. A study involving over 5,000 individuals with early-stage chronic kidney disease linked potassium to lower blood pressure and slowed progression of kidney disease. However, people with end-stage kidney disease or undergoing dialysis need to limit potassium intake. If you fall into one of these categories, consult your doctor before increasing your potassium intake.

Supports Post-Exercise Recovery: Bananas are also considered perfect foods for athletes, especially track and field athletes. This is mainly due to their easily digestible carbohydrate content and the electrolyte minerals potassium and magnesium, which act as electrolytes. You lose electrolytes through sweat during intense exercise. Replenishing potassium and magnesium in the body after sweating, such as eating a banana, can reduce muscle cramps and muscle soreness associated with exercise. Bananas are also an excellent source of nutrients before, during, and after exercise.


In conclusion, bananas stand out as a versatile and nutritious fruit, offering many health benefits backed by scientific evidence. From aiding digestion to supporting heart health and promoting weight loss, the humble banana is a powerhouse of nutrients. Its convenience, affordability, and delicious taste make it an ideal choice for anyone looking to improve their health and well-being. So, consider reaching for a banana next time you’re contemplating a snack or looking to enhance your diet. Your body will thank you for it!