After throwing up, wait at least a few hours before eating solid food. During that window, your stomach needs time to settle, and jumping straight to food can trigger another round of nausea. The priority in those first hours isn’t food at all. It’s fluids.
The First Few Hours: Liquids Only
Right after vomiting, give your stomach a short break. Don’t reach for food or even large glasses of water immediately. Start with small sips of clear fluids about 15 to 30 minutes after your last episode of vomiting. The goal is to replace what you lost without overwhelming your stomach.
Good options during this phase include plain water, clear broth, ginger ale, popsicles without fruit bits, diluted apple juice, and oral rehydration drinks (like Pedialyte or store-brand equivalents). These rehydration solutions work because they contain a balance of sugar and sodium that helps your gut absorb water more efficiently. Sports drinks are another option, though they contain more sugar than ideal. Avoid anything with milk, cream, or heavy pulp.
Take genuinely small sips. A teaspoon or tablespoon every few minutes is the right pace, not gulping down a full glass. If even small sips come back up, wait another 20 to 30 minutes and try again. Once you’ve kept liquids down for a few hours, you can start thinking about food.
When to Start Eating Again
Most people can try small amounts of bland food once they’ve tolerated clear liquids for two to four hours without vomiting again. Your appetite will often signal when you’re ready. If the thought of food still makes you queasy, that’s your body telling you to wait longer.
When you do start eating, keep portions small. A few bites of toast or a quarter cup of plain rice is enough for your first attempt. If that stays down for 30 to 60 minutes, you can eat a little more. Rushing into a full meal is one of the most common mistakes people make, and it frequently leads to vomiting again.
What to Eat First
You’ve probably heard of the BRAT diet: bananas, rice, applesauce, and toast. It’s a fine starting point for the first day or two, but there’s no medical reason to limit yourself strictly to those four foods. Harvard Health notes that a less restrictive approach makes more sense, as long as everything you eat is bland and easy to digest.
Beyond the BRAT staples, good early options include:
- Brothy soups (chicken broth, vegetable consommé)
- Plain oatmeal
- Boiled potatoes without butter or heavy toppings
- Plain crackers or unsweetened dry cereal
Once your stomach has settled, typically by the second day, you can add more nutritious foods: cooked carrots, sweet potatoes without the skin, avocado, skinless chicken or turkey, fish, and eggs. These are still gentle on the stomach but provide the protein and nutrients your body needs to recover. The BRAT diet alone is low in protein, fat, and several vitamins, so staying on it for more than a couple of days can actually slow your recovery.
What to Avoid While Recovering
For the first 24 to 48 hours, steer clear of anything that’s greasy, spicy, acidic, or heavily seasoned. Dairy products, fried foods, raw vegetables, and high-fiber foods are harder for an irritated stomach to process. Alcohol and caffeine can also worsen nausea and speed up dehydration.
Carbonated drinks are a gray area. Flat ginger ale or clear soda in small sips can help some people, but the carbonation itself can cause bloating and discomfort if you drink too much too fast. Letting the fizz go flat first is a simple workaround.
Rehydration Matters More Than Food
A healthy adult can go a day or two without eating and recover just fine. Dehydration is the real danger after vomiting, especially if you’re also dealing with diarrhea. Every time you throw up, you lose water, sodium, and potassium that your body needs to function.
Signs you’re becoming dehydrated include dark yellow urine, urinating much less frequently than normal, dry mouth, dizziness when standing, and a headache that gets worse rather than better. In young children, watch for no wet diapers for three hours or more, no tears when crying, and unusual sleepiness or irritability.
Oral rehydration solutions from any pharmacy or grocery store are the most effective way to rehydrate. They’re formulated with a specific ratio of sodium to glucose that maximizes water absorption in your intestines. Plain water helps, but it doesn’t replace the electrolytes you’ve lost. If you don’t have a rehydration solution on hand, alternating between water and small sips of broth gives you at least some sodium back.
Timeline for Children
Kids follow the same general principle (liquids first, food later) but need closer attention because they dehydrate faster. For the first 24 hours after vomiting, the American Academy of Pediatrics recommends limiting solid foods and focusing on small, frequent sips of fluid. The target is at least 1 ounce (about 2 tablespoons) per hour.
If your child can’t drink from a cup, try a medicine syringe or teaspoon to deliver tiny amounts every few minutes. Once they’ve kept fluids down for a few hours, you can offer small amounts of bland food. Don’t force it. If they refuse food but are drinking fluids, that’s okay for the first day.
When Vomiting Signals Something Serious
A single episode of vomiting from food poisoning, a stomach bug, or overindulgence usually resolves on its own within 12 to 24 hours. But persistent vomiting that lasts more than 24 hours, an inability to keep any fluids down for more than a few hours, blood in the vomit, black or bloody stool, a fever above 102°F, or confusion and unusual drowsiness are all signs that something more serious may be going on and you need medical attention.