If you eat bananas at night, you’ll increase your… See more Vecteezy Banana fruit. Bunch of ripe bananas isolated on white …

They are generally easy to digest for most people (Jerusalem Post)
One banana has natural sugars and calories, but not enough to cause weight gain unless your overall diet is excessive (New Health Advisor)
⚠️ When it might be a problem
Only in certain cases:

If you eat too many bananas (calorie surplus)
If you have diabetes or blood sugar issues
If you get acid reflux or bloating at night
🧠 Bottom line
The “warning” is mostly internet exaggeration.
A normal banana at night is generally safe and can even help sleep, not harm it.

If you want, I can break down which foods actually do disrupt sleep at night (real ones, not myths).