Several things help with acid reflux, ranging from simple habit changes to over-the-counter medications. The fastest relief comes from antacids, which neutralize stomach acid in minutes, but longer-lasting improvements come from adjusting when, what, and how much you eat, how you sleep, and whether you carry extra weight. Most people can significantly reduce their symptoms without a prescription.
Why Acid Reflux Happens
Your stomach and esophagus are separated by a ring of muscle that opens when you swallow and closes afterward to keep acid where it belongs. Acid reflux happens when this muscle relaxes at the wrong time, without a swallow triggering it. The most common cause is stomach distension after eating: a full stomach activates stretch receptors that signal the brain, which then tells the muscle to relax. That’s why reflux tends to flare after meals, especially large ones.
People with a hiatal hernia, where part of the stomach pushes up through the diaphragm, have additional risk factors. In these cases, the muscle’s resting pressure is often lower than normal, and straining or even normal swallowing can allow acid to escape upward.
Food and Drink Changes That Make a Difference
Certain foods relax that lower muscle or slow stomach emptying, both of which increase the window for acid to splash upward. Fatty and fried foods are among the worst offenders because they sit in the stomach longer, giving acid more time and opportunity to leak into the esophagus. Chocolate, caffeine, peppermint, onions, carbonated drinks, and alcohol also tend to worsen symptoms.
You don’t necessarily need to eliminate all of these permanently. A practical approach is to cut them out for two to three weeks, then reintroduce them one at a time to identify your personal triggers. Many people find they can tolerate some of these foods in smaller amounts or earlier in the day, while others are consistent problems.
Meal size matters as much as meal content. Smaller, more frequent meals produce less stomach distension, which means fewer of those inappropriate muscle relaxations that let acid through.
Meal Timing and Nighttime Reflux
Eating too close to bedtime is one of the strongest and most modifiable risk factors for reflux. A study comparing 147 people with chronic reflux to 294 controls found that eating dinner less than three hours before bed was significantly associated with increased reflux risk compared to waiting four hours or more. The ideal gap appears to be four to five hours between your last substantial meal and lying down.
If you tend to eat dinner late, shifting your main meal to lunch and eating a smaller, earlier dinner can make a noticeable difference. This doesn’t just reduce symptoms on a given night. Over consecutive days, the pattern appears to reduce the overall acid exposure your esophagus experiences.
How You Sleep Matters
Gravity is your ally when you’re upright, but it stops helping the moment you lie flat. Elevating your upper body with a wedge pillow (not just stacking regular pillows, which can bend you at the waist and increase abdominal pressure) keeps acid in the stomach more effectively.
Sleeping on your left side also helps. Research from Harvard Health found that acid clears from the esophagus much faster when people lie on their left side compared to their back or right side. This is likely because of how the stomach curves: on your left side, the junction between your esophagus and stomach sits above the pool of acid rather than below it. Combining left-side sleeping with upper body elevation gives you the best protection against nighttime reflux.
Weight Loss and Reflux
Excess weight, particularly around the midsection, increases pressure on the stomach and pushes acid upward. The good news is that you don’t need dramatic weight loss to see improvement. A hospital-based study found that losing 5 to 10 percent of body weight in women, and more than 10 percent in men, led to significant reductions in overall reflux symptom scores. For a 200-pound person, that’s 10 to 20 pounds.
A larger population study tracked women over 14 years and found that a moderate reduction in BMI (about 3.5 points) decreased the risk of frequent reflux symptoms by nearly 40 percent. This makes weight management one of the most effective long-term strategies for people whose reflux is persistent.
Simple Home Remedies
Chewing sugar-free gum after meals is a surprisingly effective trick. Chewing stimulates saliva production, and saliva naturally contains compounds that neutralize acid. Swallowing that saliva also helps push any acid that’s crept into the esophagus back down into the stomach. Pop a piece right after finishing a meal and chew for 20 to 30 minutes.
Ginger has evidence supporting its use as well. It accelerates gastric emptying, meaning food moves out of your stomach faster, which reduces the distension that triggers reflux. Ginger tea or small amounts of fresh ginger before or after meals are the most common ways to use it. Avoid ginger ale, though, since carbonation can worsen symptoms.
Baking soda (sodium bicarbonate) dissolved in water neutralizes acid quickly, but it comes with caveats. The typical dose is half a teaspoon to two teaspoons in cold water after meals, with a daily maximum of five teaspoons. Because it contains a large amount of sodium, people with high blood pressure, heart disease, kidney disease, or swelling in the legs should avoid it. It’s a reasonable occasional remedy, not a daily habit.
Over-the-Counter Medications
Three classes of medications are available without a prescription, each working differently and on different timescales.
- Antacids (like Tums or Maalox) neutralize acid that’s already in your stomach. They work within minutes but wear off relatively quickly, making them best for occasional, situational relief.
- H2 blockers (like famotidine) reduce the amount of acid your stomach produces. They start working within one to three hours and provide relief for about eight hours. These are good for predictable reflux, like taking one before a meal you know will cause problems.
- Proton pump inhibitors (like omeprazole) block acid production more powerfully and for longer, reducing stomach acid for 15 to 21 hours a day. However, they can take up to four days to reach full effect, so they’re not useful for immediate relief. They’re designed for frequent reflux rather than the occasional episode.
Current gastroenterology guidelines recommend using proton pump inhibitors at the lowest effective dose for the shortest duration possible. If you find yourself needing them regularly for more than a few weeks, that’s a signal to talk with a doctor about longer-term management rather than continuing to self-treat.
When Lifestyle Changes Aren’t Enough
For most people, a combination of dietary changes, meal timing, sleep adjustments, and occasional medication controls reflux well. But some people have structural issues, like a hiatal hernia, that make these strategies insufficient on their own. In those cases, prescription-strength acid suppression or surgical procedures that reinforce the muscle between the stomach and esophagus become options. The size of a hiatal hernia and the severity of symptoms guide which approach makes the most sense, and this is typically determined through endoscopy and other testing.