Why does the gas smell of sulfur?
High lectin-rich foods such as eggs, broccoli, cauliflower, cabbage, and Brussels sprouts have the ability to produce sulfur-bearing gases in the intestine, resulting in a strong or rotten egg smell when released into the air.
Can gas feel like chest pain?
Yes. It is possible to feel pressure pushing against the diaphragm and chest walls when gas becomes trapped in the upper gastrointestinal tract, imitating heart or chest pain.
Which medicines prevent gas that causes back pain?
By eating slowly, avoiding foods that cause discomfort, and engaging in mild activities such as walking after meals, trapped gas can move through the digestive system and relieve the pressure that radiates to the back.
Are probiotics helpful?
Probiotics may help maintain a healthy balance of gut bacteria, easing bloating and gas over time by improving digestion and nutrient absorption.
Why then do probiotics make more gas initially?
When new probiotic strains are introduced, the gut microbiome may temporarily adjust, producing more gas until the digestive system adapts to the change.
Do lentils always cause gas?
Not necessarily. Lentils contain fiber and complex sugars that can lead to gas, but soaking them before cooking and rinsing them well can greatly reduce this effect for many individuals.
Can nuts cause gas?
Yes, especially when eaten in large quantities or not chewed thoroughly, since the fats and fibers in nuts can be harder for the stomach to digest.
Do you expect more gas during
Medically Reviewed by
Dr. Bharat Pothuri, MD, FACG
| Updated 03-17-2026