Knowing the cause of the irksome smell can help you find quick relief.

Some foods that may cause bad gas include:

2.

You may want to increase your intake to avoid passing gas.

Woman washing broccoli in kitchen sink

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Foods that are especially high in fiber include:

3.

Bacteria in Your Gut

The odor of flatulence is derived from bacterial growth in the large intestine.

However, some people havegut florathat produce stronger odors.

This may simply be due to individual differences, an underlying health condition, or dietary patterns.

Problems Digesting Carbohydrates

Gas forms during the digestive process.

Constipation

Constipationis defined as difficulty passing stool, typically fewer than three times per week.

It often accompanies excessive gas and odors, including an eggy smell.

There are many different causes of constipation, including but not limited to:

6.

This often involves making lifestyle changes that lead you to swallow less air on a regular basis.

Sulfur is found in foods like meats and cruciferous vegetables.

Other causes of flatulence that smell like rotten eggs are underlying gastrointestinal issues and a high-fiber diet.

If the gas persists and occurs alongside symptoms like stool changes or pain, see your healthcare provider.

2016;11(1):80-85. doi:10.1177/1559827615588079

American Heart Association.Sound the fiber alarm!

Most of us need more of it in our diet.

MedlinePlus Medical Encyclopedia.Gas - flatulence.

National Institute of Diabetes and Digestive and Kidney Diseases.Symptoms & causes of constipation.

National Institute of Diabetes and Digestive and Kidney Diseases.Treatment for gas in the digestive tract.

Last updated: June 2021.