Can bananas and potatoes be eaten together?
Generally speaking, bananas and potatoes can be eaten together. Details are as follows:

Banana is a common fruit rich in vitamins, minerals, and dietary fiber, which helps promote digestion and replenish energy. Potatoes are foods rich in starch, dietary fiber, and various vitamins and minerals, providing satiety and multiple nutrients. Normally, eating bananas and potatoes together does not produce toxic substances nor cause obvious adverse effects on human health.
Some individuals may be more sensitive to the digestion and absorption process of certain food combinations, especially those with poor digestion or specific gastrointestinal diseases. For these individuals, consuming bananas and potatoes together may lead to symptoms such as bloating or diarrhea due to the high content of dietary fiber and starch in these foods. For people following a low-starch or low-carbohydrate diet plan, eating bananas and potatoes together may exceed their daily allowable carbohydrate intake.
In daily diets, balanced intake of various foods and maintaining a reasonable dietary structure are key to maintaining health.