Most bloating responds well to a combination of dietary adjustments, physical movement, and targeted over-the-counter options. The right approach depends on whether your bloating comes from excess gas, water retention, or heightened gut sensitivity, but several strategies work across all three causes.
Why Your Stomach Bloats in the First Place
Bloating involves more than just gas. Four factors interact to produce that uncomfortable, swollen feeling: the subjective sensation itself, visible distention of your abdomen, the volume of what’s inside your gut, and how your abdominal muscles respond. In people who bloat frequently, the same amount of intestinal gas produces significantly more distention than it does in people who rarely bloat. That’s partly because the abdominal wall muscles fail to contract properly and sometimes even relax when they should be tightening, letting the belly push outward.
Gas production itself depends on two things: how much undigested food reaches your colon and what bacteria live there. When bacteria ferment those leftover carbohydrates, they produce gas that stretches the intestinal walls. But many people with chronic bloating actually produce normal amounts of gas. Their nervous system is simply more sensitive to the stretch and pressure that comes with digestion. Stress, anxiety, and hypervigilance can amplify this perception through brain-gut pathways, which is why bloating often worsens during stressful periods.
Dietary Changes That Reduce Bloating
A low-FODMAP diet is one of the most effective dietary interventions, reducing bloating symptoms in up to 86% of people. FODMAPs are short-chain carbohydrates found in foods like onions, garlic, wheat, beans, apples, and certain dairy products. Your small intestine has trouble absorbing them, so they pass into the colon where bacteria ferment them into gas. The approach works in two phases: you eliminate high-FODMAP foods for two to six weeks, then reintroduce them one at a time to identify your specific triggers.
Not everyone needs a full elimination diet. Some people bloat primarily from one category. Lactose intolerance is common, and if dairy is the main culprit, simply switching to lactose-free products or taking a lactase enzyme before eating dairy can solve the problem. Others react strongly to beans and cruciferous vegetables like broccoli and cabbage, which contain sugars that human enzymes can’t break down on their own.
Fiber is another area where small changes matter. Soluble fiber from psyllium and coarse wheat bran can help regulate digestion, but fermentable fibers tend to increase gas production. If you’re adding more fiber to your diet, start at a low dose and increase gradually. Jumping straight to a high dose is one of the most common causes of new or worsening bloating.
What Helps With Water-Retention Bloating
If your bloating feels puffy rather than gassy, especially around your period or after a salty meal, water retention is the likely cause. Sodium makes your body hold onto fluid, and most adults eat well above recommended limits. The American Heart Association recommends no more than 2,300 milligrams of sodium per day, with 1,500 milligrams as a better target for most adults. Processed foods, restaurant meals, and canned soups are the biggest sources.
Potassium helps counterbalance sodium by signaling your kidneys to release excess water. Loading up on potassium-rich foods like bananas, sweet potatoes, spinach, and avocados can noticeably reduce puffiness within a day or two. Drinking more water also helps, counterintuitive as it sounds. When you’re mildly dehydrated, your body holds onto fluid more aggressively.
Over-the-Counter Options
Simethicone (sold as Gas-X and similar brands) works by breaking up gas bubbles in your stomach and intestines so they’re easier to pass. It doesn’t prevent gas from forming, but it can relieve the pressure and discomfort of gas that’s already trapped. The typical dose is 40 to 125 milligrams taken after meals and at bedtime, up to 500 milligrams in 24 hours.
Alpha-galactosidase (sold as Beano) takes a different approach. It supplies the enzyme your body lacks to break down the complex sugars in beans, lentils, and cruciferous vegetables before they reach your colon. You take it with your first bite of the problem food, not after symptoms start.
Peppermint oil in enteric-coated capsules has the strongest evidence among herbal options. The American College of Gastroenterology recommends it for relief of overall IBS symptoms, and a 2022 review of 10 studies involving over 1,000 participants found it outperformed placebo for reducing abdominal pain and overall symptoms. The enteric coating is important because it prevents the capsule from dissolving in your stomach, which can cause heartburn, and delivers the oil to your intestines where it relaxes smooth muscle and reduces spasms.
Probiotics That Target Bloating
Not all probiotics help with bloating, but specific strains have solid evidence behind them. A meta-analysis of 10 randomized controlled trials involving 877 adults found that probiotics containing Bifidobacterium breve, Bifidobacterium infantis, Lactobacillus casei, or Lactobacillus plantarum improved abdominal distension scores over treatment periods of four weeks to six months. When shopping for a probiotic, look for these species on the label rather than grabbing a generic blend. Results aren’t instant. Most studies saw improvement after at least four weeks of consistent daily use.
Physical Techniques for Quick Relief
When you’re bloated right now and need relief, movement is one of the fastest options. Even a short walk helps relax the muscles around your abdomen and keeps gas moving through your digestive tract instead of pooling in one spot. Segmental pooling of gas is one of the mechanisms behind that localized, uncomfortable pressure.
Several yoga-style positions use gravity and gentle compression to help gas pass:
- Knee-to-chest: Lie on your back, pull both knees toward your chest, and tuck your chin. This compresses the abdomen and encourages gas to move.
- Child’s pose: Kneel and fold forward with arms stretched out, letting your torso rest on your thighs. The gentle pressure on your belly helps.
- Lying twist: Lie flat with arms out to the sides, bend your knees with feet on the floor, then slowly lower both knees to one side. This stretches the lower back and shifts gas through the colon.
- Deep squat: Stand with feet shoulder-width apart and lower into a full squat. This position naturally opens the pelvic floor and relaxes the muscles involved in passing gas.
Abdominal self-massage can also help. Use gentle, firm pressure and move from right to left across your lower abdomen, following the path of your colon. This physically encourages contents to move toward the exit.
When Bloating Signals Something Bigger
Occasional bloating after a large meal or a high-fiber day is normal. But bloating that gets progressively worse, persists for more than a week, or comes with persistent pain deserves medical attention. Red flags that warrant prompt evaluation include unintentional weight loss, fever, vomiting, rectal bleeding, anemia, and significant changes in bowel habits like new diarrhea or constipation. These symptoms can point to conditions like small intestinal bacterial overgrowth, celiac disease, or ovarian issues that require specific diagnosis and treatment rather than general home strategies.