how many bananas can a diabetic eat a day

How many bananas can a diabetic eat a day?

The components of each meal must be carefully considered by someone with diabetes. Although fruits and vegetables are packed with a variety of vital nutrients, some of them might raise blood sugar levels. The majority of the time, eating bananas in moderation is safe for diabetics.

Bananas can range in carbohydrate content from 19 to 35 grams (g) per serving, which is a crucial factor to take into account for those who have diabetes.

This article will evaluate the safety of bananas for people with diabetes and discuss some important considerations.

Is banana safe for people with diabetes?

Bananas can be eaten in moderation by someone with diabetes as part of a healthy diet. Thought of as a fruit that isn’t particularly sweet, a medium-sized banana has roughly 22 grams of carbs.

Bananas are frequently associated with blood sugar rises as a result, and persons with diabetes should steer clear of them. As long as a person doesn’t consume excessive amounts, the vitamin, mineral, and fiber composition of bananas may even provide health benefits for those with diabetes.

One small study from 2014 discovered that persons with type 2 diabetes and high cholesterol might considerably lower their blood sugar levels by eating a 250- or 500-g plate of bananas with breakfast each day.

According to a 2017 study, both low-GI and high-GI fruits can help lessen a person’s chance of having diabetes in the first place, though low-GI fruits are preferable for diabetics.

According to the American Diabetes Association (ADA), individuals with diabetes can eat fruit in a variety of ways to add variety to their diets, such as by eating a small piece of whole fruit or a half cup of fruit salad as a dessert. This doesn’t imply that you should disregard those carbs, but you should think about how much each day.

Simple substitutions for less wholesome sources of carbs like white bread include bananas. The state of ripeness of your bananas is an additional consideration. The starch in bananas turns into free sugars as they ripen. While the total amount of carbohydrates remains the same, their form has changed.

Because they have a lower glycemic index, bananas release sugar into the bloodstream more gradually. Its increased concentration of resistant starch, a more complex carbohydrate that cannot be digested in the small intestine, is the reason behind this.

How many bananas can a diabetic eat a day?

Depending on the person, their amount of exercise, and how bananas affect their blood sugar, the answer to this question will vary. Bananas could make some people’s blood sugar levels more sensitive than others.

Knowing how a particular person’s blood sugar is affected by bananas might assist them, if necessary, regulate their prescriptions and insulin injections.

Therefore, before using bananas in a diabetes meal plan, it is essential to speak with a doctor or certified dietitian.

Generally speaking, most diabetics are able to have one or two medium-sized bananas per day, taking into account the other fruits they may be eating.

Overeating bananas has risks

Overripe bananas in particular can drastically raise your blood sugar levels if you consume too many of them. A whole bunch of bananas shouldn’t be consumed at once.

Additionally, bananas have been linked to weight gain, which might worsen diabetes’s consequences. Weight gain is a common adverse effect of diabetic drugs, particularly insulin, and diabetes can contribute to it.

It is untrue, though, that excessive banana consumption can result in hyperkalemia. The potassium content of bananas is often not high enough to alter your potassium levels unless you have kidney disease or are taking medication that affects potassium levels.

If you are prone to constipation, employ caution when eating unripe bananas. Be mindful that unripe bananas may be to blame if you experience constipation after eating a meal that contains them. But most people don’t find this to be a problem.

However, as with any source of carbohydrates and sugars, consuming too many bananas can lead to weight gain and/or poor blood sugar control. Eating too much of any meal, regardless of how nutritious it is, can lead to dietary imbalances.

Benefits of bananas for health

As was already said, bananas are a fruit with excellent nutritional content. Bananas are reported to provide the following health advantages:

Better heart health

Bananas’ antioxidants, fiber, folate, potassium, and folate all promote heart health. It is important to stress that eating a high-fiber diet lowers your risk of cardiovascular disease, helping to offset the higher risk associated with diabetes.

Blood pressure reduction

Potassium can assist lower blood pressure by lowering the stiffness of the arteries and veins, which raises blood pressure, as it has already been noted. A sufficient potassium intake can help prevent the eventual development of high blood pressure in most diabetics.

Better digestion

Unripe bananas additionally contain resistant starch, a prebiotic, in addition to their fiber content. This indicates that it enters your big intestine, where it feeds the good bacteria in your digestive system. Additionally, it aids in digestion. Additionally, the fiber makes you feel fuller for longer, which might aid in portion management. This is great when bananas and protein are combined.

B6 vitamin

Vitamin B6,3, which is abundant in bananas, has been linked to a lower risk of cancer, heart disease, and stroke. If you’re striving for a plant-based diet, it’s important to keep in mind that bananas are a wonderful source of B6 because many of the other excellent sources are animal products.

Increased sensitivity to insulin

Those who have a family history of diabetes should think about eating more foods with resistant starch. Your cells can process insulin better with the aid of resistant starch. Increasing your intake of it can help prevent the development of diabetes from prediabetes, or even reverse it.

Bananas should be avoided by who?

Bananas and other fruits can be enjoyed in moderation by people with diabetes as part of a healthy, balanced diet. Before making any dietary adjustments, a person should also make sure to speak with a physician or dietician, particularly if they are taking medication for diabetes or another medical condition.

When combined with a high-potassium diet, certain drugs used to treat high blood pressure, for instance, might raise potassium levels in the blood, which may have unfavorable side effects.

Additionally, to avoid a rise in blood potassium levels, patients with chronic kidney disease may need to restrict their consumption of potassium-rich foods like bananas.


In moderation, as part of a healthy, tailored eating plan, bananas are a fruit that individuals with diabetes can eat that is both safe and nutritious. Consider your daily fruit intake as well as one or two each day.

Bananas have a variety of additional nutrients that can help protect your heart and improve digestion, and they won’t significantly raise your blood sugar levels.


Michael Sarfo
Content Creator at Wapomu

Michael Sarfo is a graduate of the University of Ghana, Legon. He is a content creator for and a writer for Wapomu

Dr. Ehoneah Obed is a registered pharmacist and a member of the Pharmaceutical Society of Ghana. He has a Doctor of Pharmacy degree from Kwame Nkrumah University of Science and Technology and has experience working in a Tertiary hospital as well as various community pharmacies. He is also a software engineer interested in healthcare technologies.

His love for helping others motivates him to create content on an array of topics mostly relating to the health of people and also software engineering content.

He is knowledgeable in digital marketing, content marketing, and a host of other skills that make him versatile enough to uplift any team he joins.

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