Medically reviewed by Qin Rao, MD Key Takeaways Eating high-fiber foods like beans and cabbage can make your farts smell bad.Food intolerances, such as lactose intolerance, can cause smelly ...

Gut bacteria produce sulfur compounds that cause stinky farts when breaking down carbohydrates. Food intolerances can cause undigested sugars to produce excess gas in the large intestine. High-fiber ...