Peppermint tea is the most well-supported option for relieving gas, but ginger, fennel, and chamomile teas also help through different mechanisms. Each one works on a slightly different part of the problem, so the best choice depends on whether your gas comes with cramping, slow digestion, or general bloating.
Peppermint Tea: The Strongest Option
Peppermint has the most evidence behind it for gas and digestive discomfort. The American College of Gastroenterology recommends peppermint for relieving symptoms of irritable bowel syndrome, which includes gas, bloating, and abdominal pain. It’s the only herbal option that made it into their clinical guidelines.
The key compound in peppermint, menthol, works by relaxing the smooth muscle lining your entire digestive tract, from your esophagus down to your colon. It does this by blocking calcium channels in the muscle cells, which prevents them from contracting and spasming. When those muscles relax, trapped gas can move through and exit your body instead of sitting in one spot and causing pressure, pain, or visible bloating. If your gas tends to come with cramping or a tight feeling in your abdomen, peppermint is the best place to start.
Ginger Tea: Best for Slow Digestion
Ginger works differently from peppermint. Rather than relaxing muscles to let gas pass, it speeds up the rate at which food leaves your stomach and moves through your digestive tract. When food sits too long in your gut, bacteria ferment it and produce gas. Ginger’s active compounds improve what doctors call gastrointestinal motility, essentially keeping things moving so there’s less time for that fermentation to happen.
Johns Hopkins Medicine notes that ginger can cut down on fermentation, constipation, and other causes of bloating and intestinal gas. This makes ginger tea a particularly good choice if your gas tends to show up after heavy meals, or if you notice that slow digestion and feeling overly full are part of the pattern. It’s also a solid pick if nausea accompanies your bloating, since ginger is one of the best-studied natural remedies for nausea.
Fennel Tea: A Gentler Alternative
Fennel has been used as a digestive remedy for centuries, and modern research is starting to explain why. Its main active compound, anethole, has a spasmolytic effect on stomach muscles, meaning it reduces involuntary contractions. Like peppermint, this effect appears to involve calcium channels in smooth muscle cells, though fennel seems to act on slightly different types of calcium channels.
Research published in Neurogastroenterology & Motility found that fennel tea has a region-specific effect on the stomach. It relaxes the upper portion of the stomach (which helps with that uncomfortable bloated pressure) while also promoting movement in the lower portion (which helps food continue its journey). This dual action makes fennel useful for both the discomfort and the underlying sluggishness that can cause gas to build up. Fennel tea has a mild, slightly sweet licorice flavor that many people find easier to drink regularly than peppermint.
Chamomile Tea: For Gas With Inflammation
Chamomile is the gentlest option on this list and works primarily through its anti-inflammatory properties. It can help with gas, nausea, and general digestive upset, and it also lowers stomach acid and inhibits the growth of bacteria that cause ulcers. If your gas comes alongside other digestive issues like acid reflux, loose stools, or a generally irritated stomach, chamomile addresses a broader range of symptoms than the other teas.
Chamomile is also a mild sedative, which makes it a good choice for evening use. Stress and anxiety increase gut sensitivity and can worsen gas symptoms, so the calming effect does double duty.
How to Brew for Maximum Effect
The compounds that relieve gas are volatile oils, meaning they evaporate easily. If you steep your tea uncovered, a significant portion of those oils escape into the air as steam instead of staying in your cup. To get the most benefit, pour water that has just finished boiling (not still at a rolling boil) over your tea, then cover the cup with a small plate or lid. Steep for at least 20 to 30 minutes if you’re using loose herbs, or 10 to 15 minutes for a standard tea bag. That covered steeping time makes a real difference in potency.
Fresh or loose-leaf herbs generally contain higher concentrations of active oils than pre-packaged tea bags, though tea bags are still effective and far more convenient.
When to Drink It
Timing matters. For preventing gas, drink your tea about 20 to 30 minutes before a meal. This gives the active compounds time to reach your digestive tract and start relaxing muscles or stimulating motility before food arrives. For relieving gas that’s already present, drink the tea as soon as symptoms start. Many people find that sipping slowly works better than drinking a full cup quickly, since a steady intake keeps the active compounds in contact with your digestive lining over a longer period.
Drinking herbal tea on an empty stomach is generally fine for caffeine-free options like peppermint, fennel, and chamomile. Ginger tea on a completely empty stomach can occasionally cause mild heartburn in sensitive individuals, so pairing it with a small snack or meal is a safer bet if you’re prone to acid reflux.
Combining Teas for Better Results
You don’t have to pick just one. Peppermint and ginger together address both muscle spasms and slow motility, covering the two most common causes of gas. Fennel and chamomile make a good pair for evening use, combining muscle relaxation with anti-inflammatory and calming effects. Many commercial “digestive” or “belly” tea blends already combine two or three of these herbs for this reason.
If a single tea isn’t providing enough relief after a week or two of regular use, try switching to a different one or combining two. Everyone’s digestive system responds a little differently, and the cause of your gas (whether it’s spasms, slow emptying, food fermentation, or inflammation) determines which tea will work best for you.