That line is usually clickbait and not a scientifically supported claim.
Eating bananas at night will not automatically increase your weight, fat, or anything special just because of the timing. What matters most is your overall daily calorie intake and diet quality, not whether you eat a banana at 8 AM or 10 PM.
A banana at night:
- is relatively light (about 90–120 calories)
- contains carbs, fiber, potassium, and some magnesium
- may even help some people feel slightly more relaxed or full before bed
The only real “catch” is individual tolerance:
- If you have acid reflux, eating fruit late might bother you.
- If you eat multiple bananas or pair them with high-calorie foods, that could affect weight over time.
So the incomplete claim (“you’ll increase your…”) is basically misleading—there’s no specific negative effect just from eating bananas at night.
If you want, I can explain why this myth became popular in the first place.