Most indigestion clears up within a few hours using a combination of simple habit changes and, when needed, over-the-counter medications. The discomfort you’re feeling, whether it’s bloating, upper belly pain, nausea, or a burning sensation after eating, is usually triggered by something you can identify and fix. Here’s what actually works.
Fast Relief: What Works Right Now
If you’re dealing with indigestion at this moment, antacids containing calcium carbonate or magnesium hydroxide are the fastest option. They neutralize stomach acid on contact and typically bring relief within minutes. The trade-off is that they wear off relatively quickly, so they’re best for occasional flare-ups rather than ongoing problems.
H2 blockers like famotidine take longer to kick in but reduce stomach acid production for about eight hours. Proton pump inhibitors (PPIs) like omeprazole last even longer, suppressing acid for 15 to 21 hours per day. PPIs work best when taken 30 to 60 minutes before a meal and can take up to four days to reach full effectiveness, so they’re not ideal for immediate relief but are useful if indigestion keeps returning.
While you wait for medication to work, or if you’d rather skip it, try standing or sitting upright. Gravity helps keep stomach contents where they belong. A short, gentle walk after eating can also speed up digestion and reduce that heavy, bloated feeling.
Eating Habits That Prevent Indigestion
What you eat matters, but how you eat may matter just as much. Chewing food more thoroughly breaks it into smaller particles, which allows your stomach to process and empty its contents faster. Research on chewing speed has found that longer chewing times reduce gastrointestinal discomfort, likely because well-broken-down food passes from the stomach into the small intestine more quickly. You don’t need to count your chews, but slowing down and not rushing through meals makes a real difference.
Eating smaller, more frequent meals instead of three large ones reduces the workload on your stomach at any given time. Large meals stretch the stomach wall and increase acid production, both of which contribute to that uncomfortable fullness and burning. Try eating until you’re satisfied rather than stuffed, and space meals at least three to four hours apart.
Foods and Drinks That Trigger It
Fatty foods are one of the most reliable triggers. Fat slows gastric emptying, meaning food sits in your stomach longer and produces more acid. Spicy foods, acidic foods like tomatoes and citrus, and carbonated drinks are also common culprits. You don’t necessarily need to eliminate all of these permanently. Pay attention to which ones consistently cause problems for you and cut back on those specifically.
Alcohol and caffeine both increase acid production and can relax the muscular valve between your stomach and esophagus, making it easier for acid to creep upward. If your indigestion tends to come with a burning sensation in your chest or throat, reducing these two is a good starting point.
Natural Remedies Worth Trying
Peppermint oil has some clinical backing for digestive relief. It reduces abdominal pain by targeting specific pain receptors in the gut and acts as a muscle relaxant, which can ease cramping and bloating. Enteric-coated capsules (which dissolve in the intestine rather than the stomach) are the form used in clinical trials, typically at doses around 180 milligrams per day. One important caveat: because peppermint oil relaxes the valve between your stomach and esophagus, it can actually worsen heartburn symptoms in some people. If acid reflux is part of your indigestion, peppermint may not be the best choice.
Ginger has a long history of use for nausea and stomach upset. It appears to help the stomach empty faster, which reduces that overly full feeling. Ginger tea, ginger chews, or fresh ginger sliced into hot water are all reasonable ways to try it.
What to Do at Night
Indigestion that flares up when you lie down is common because gravity is no longer helping keep acid in your stomach. Elevating your upper body with a wedge pillow (not just stacking regular pillows, which can bend your body at an awkward angle) helps significantly. Sleeping on your left side also appears to help. A study highlighted by Harvard Health found that while the number of acid reflux episodes didn’t change based on sleep position, acid cleared from the esophagus much faster when participants slept on their left side compared to their back or right side.
Avoid eating within two to three hours of bedtime. A full stomach combined with a horizontal position is one of the most reliable recipes for nighttime indigestion.
When Indigestion Keeps Coming Back
Occasional indigestion after a rich meal or a stressful day is normal. Indigestion that persists for weeks, especially if it doesn’t respond to the strategies above, may have an underlying cause that needs attention.
One of the most common is a bacterial infection called H. pylori, which lives in the stomach lining and increases acid production. In a study of nearly 600 patients with persistent digestive symptoms and no visible damage on endoscopy, 58% tested positive for H. pylori. The infection rate increased with age. H. pylori is treatable with a course of antibiotics, and testing is straightforward, usually a breath test or stool sample.
The remaining cases where no infection or structural problem is found are classified as functional dyspepsia, a condition where the stomach is overly sensitive or doesn’t empty efficiently despite looking normal on tests. This is managed through a combination of dietary changes, stress reduction, and sometimes low-dose medications that calm the stomach’s nerve signals.
Signs Something More Serious Is Happening
Certain symptoms alongside indigestion warrant prompt medical evaluation. These include difficulty swallowing or the feeling that food is getting stuck, unintentional weight loss, persistent vomiting, vomiting blood or material that looks like coffee grounds, and black or tarry stools. These can signal ulcers, narrowing of the esophagus, or other conditions that need direct investigation. If you’re unable to swallow because food feels lodged in your throat or chest, that’s an emergency room visit.