My answer to What can a gastrointestinal doctor tell about a person just from the smell of their farts?

Answer by Connie b. Dellobuono:

How to prevent smelly farts

The best way to prevent your farts from becoming smelly is to avoid eating foods that are rich in sulfur. Sulfur has an odor of rotten eggs and is notorious for causing foul smelling farts. Foods to avoid include vegetables from the cabbage family such as broccoli, Brussels sprouts, cauliflower, and bok choy. Other foods rich in sulfur are meat, eggs, cheese, whole cow’s milk, garlic, onions, horseradish, and sulfite preserved foods like wine and dried fruits.
To minimize malodorous gas, eliminate high sulfite meats like beef and pork from your diet and substitute them with their low sulfur counterparts such as fish and chicken. Use ginger and chili peppers instead of garlic and onions, and eat plenty of the low…