Water is the single best drink for acid reflux, and choosing still water over carbonated is key. Beyond plain water, several other beverages can calm symptoms or even help protect your esophagus from stomach acid. The trick is knowing which drinks soothe and which ones make things worse.
Plain Water and Alkaline Water
Regular water dilutes stomach acid and helps clear it from the esophagus. The main thing to watch is volume and timing. Drinking large quantities around mealtime increases stomach pressure and makes reflux more likely. Spacing your water intake throughout the day, rather than gulping a full glass with dinner, keeps your stomach from getting overloaded.
Alkaline water with a pH of 8.8 offers an extra benefit. One of the stomach acids that causes damage during reflux is pepsin, a protein-digesting enzyme that can lodge in esophageal tissue. Water at that higher pH helps neutralize pepsin’s effects, according to research highlighted by UCLA Health. You can find bottled alkaline water at most grocery stores, though plain tap water still does a solid job on its own.
Herbal Teas That Calm Reflux
Caffeine-free herbal teas are some of the best options for reflux because they combine hydration with compounds that actively soothe your digestive tract. Not all teas are equal, though. Here are the most useful varieties:
- Ginger tea contains gingerol and shogaol, compounds with anti-inflammatory properties that reduce irritation. Keep your total ginger intake under 4 grams per day (less than an eighth of a cup of fresh ginger). Going above that threshold can actually trigger more heartburn. You can split that amount across several cups throughout the day.
- Chamomile tea is naturally alkaline and promotes relaxation in the digestive system, which can help prevent the muscle spasms that push acid upward.
- Fennel tea reduces swelling and irritation in the digestive tract through its own set of anti-inflammatory compounds.
- Licorice root tea stimulates your stomach to produce more protective mucus, creating a cushion between your stomach lining and acid. It also supports repair of damaged tissue.
- Marshmallow root tea coats the stomach, throat, and esophagus with a gel-like layer that acts as a physical barrier against rising acid. It also reduces inflammation in the tissues that are already irritated.
- Slippery elm tea works similarly to marshmallow root, coating the stomach and encouraging the intestines to produce extra mucus for added protection.
If you’re choosing just one to start with, ginger and chamomile are the most widely available and well-tolerated.
Warm Drinks Work Better Than Cold
Temperature matters more than most people realize. Research on esophageal function shows that cold liquids (around 2°C) can slow down the muscle contractions that move food and liquid through your esophagus, creating a temporary state of partial paralysis in the lower esophagus and the valve that keeps acid from rising. In studies of patients with motility disorders, 56% reported worsened symptoms from cold foods and drinks.
Warm liquids (around 50°C) have the opposite effect. They improve esophageal clearance, meaning acid gets swept back down more efficiently. In one study, 88% of patients with esophageal dysfunction reported chest pain relief after drinking hot water. You don’t need to boil your tea to a precise temperature. Just aim for comfortably warm rather than iced.
Nonfat Milk and Plant Milks
Milk has a complicated reputation with acid reflux. It feels soothing going down because it temporarily buffers the space between your stomach lining and acid. But the fat content matters enormously. Whole milk and even 2% milk contain enough fat to relax the valve at the top of your stomach, which lets acid escape into the esophagus. Nonfat (skim) milk gives you the buffering benefit without the fat trigger.
Plant-based milks like almond milk tend to be naturally lower in fat and less acidic than cow’s milk, making them a reasonable alternative. Look for unsweetened versions, since added sugars can contribute to bloating and increase stomach pressure.
Coconut Water and Low-Acid Juices
Unsweetened coconut water is a strong choice because it’s naturally rich in potassium and other electrolytes that promote pH balance in the body. It’s mildly alkaline, gentle on the stomach, and hydrating without being carbonated.
For juices, the rule is simple: avoid citrus. Orange juice, grapefruit juice, and tomato juice are all highly acidic and reliably trigger reflux. Instead, look to low-acid vegetable juices like carrot, cabbage, or beet juice, and low-acid fruit options like pear juice. Aloe vera juice is another option that some people find soothing. If you try it, start with about 2 tablespoons daily to see how your body responds before increasing the amount.
Drinks That Make Reflux Worse
Some beverages directly weaken the muscular valve (lower esophageal sphincter) that keeps stomach acid where it belongs. Carbonated drinks are among the worst offenders. Research published in the Journal of Gastrointestinal Surgery found that all carbonated beverages reduced the strength of this valve by 30 to 50% for a sustained 20-minute period after drinking. In 62% of cases, the reduction was severe enough that the valve reached a level doctors would diagnose as incompetent, essentially meaning it couldn’t do its job at all.
Coffee also weakens this valve, and the combination of caffeine and acidity makes it a double problem. Alcohol relaxes the sphincter while also irritating the esophageal lining directly. If you’re dealing with regular reflux, these three categories of drinks are the first ones worth cutting back on.
Caffeinated tea (black tea, green tea) falls in a gray area. The caffeine content is lower than coffee, but it can still be enough to relax the sphincter in sensitive individuals. Switching to herbal, caffeine-free options is a safer bet.
Putting It All Together
The best daily routine for managing reflux through beverages looks something like this: sip water steadily between meals rather than drinking large amounts with food. Choose warm or room-temperature drinks over iced ones. Replace coffee and soda with herbal teas like ginger, chamomile, or marshmallow root. Use nonfat milk or unsweetened plant milk if you want something more substantial. Keep coconut water or low-acid vegetable juice on hand for variety.
Small, frequent sips throughout the day put less pressure on your stomach than large volumes at once. And if you’re trying ginger tea, stay under 4 grams of ginger daily to avoid the paradox of a natural remedy causing the exact symptom you’re trying to fix.