When you’re sick, the right foods can ease nausea, speed up recovery, and keep you hydrated when your body needs it most. What helps depends on the type of sickness you’re dealing with, whether it’s a stomach bug, a cold, or just general nausea. Here’s what actually works and why.
Ginger for Nausea and Vomiting
Ginger is one of the most reliable foods for calming nausea. It works by blocking serotonin receptors in both the gut and the brain, which helps shut down the signals that trigger vomiting. Clinical studies have used between 250 mg and 1 g of powdered ginger root, taken one to four times daily, to reduce nausea effectively. For pregnancy-related nausea, the most common dose studied was 250 mg four times a day.
You don’t need capsules to get the benefit. Fresh ginger sliced into hot water makes a simple tea. Ginger chews, ginger ale made with real ginger (check the label), and even crystallized ginger can help settle your stomach. The key is using real ginger rather than artificial ginger flavoring.
Peppermint for Stomach Cramps
Peppermint is a natural muscle relaxant that works directly on the smooth muscles lining your gut. When those muscles contract too forcefully, you feel cramping and pain. Peppermint calms those contractions, which is why it’s widely used for irritable bowel symptoms. It also has anti-nausea properties, making it useful when you’re feeling queasy alongside stomach discomfort.
Peppermint tea is the easiest way to get the benefit. Sip it slowly while it’s warm. If you’re dealing with acid reflux on top of nausea, be cautious: peppermint relaxes the valve between your stomach and esophagus, which can make reflux worse.
Chicken Soup for Colds and Respiratory Illness
Chicken soup isn’t just comfort food. A well-known lab study published in the journal CHEST found that traditional chicken soup significantly slowed the movement of white blood cells called neutrophils. These cells rush to infected areas and trigger the inflammation behind your stuffy nose, sore throat, and congestion. By calming that inflammatory response, chicken soup may genuinely reduce upper respiratory symptoms.
The researchers tested the individual ingredients and found that both the vegetables and the chicken had anti-inflammatory activity on their own. The complete soup worked without damaging cells, unlike some components tested in isolation. This means a homemade soup with a variety of vegetables and real chicken broth gives you the most benefit. Beyond the anti-inflammatory effect, the warm broth helps loosen mucus, and the salt and water content supports hydration when you’re losing fluids through sweat and congestion.
Honey for Coughs and Sore Throats
Honey coats and soothes an irritated throat, and it performs surprisingly well against coughs. Research reviewed by the Mayo Clinic found that honey worked about as well as common over-the-counter cough suppressants at reducing cough frequency. A spoonful of honey before bed can make a real difference in how well you sleep when a cough keeps waking you up.
Stir it into warm water or herbal tea for added throat relief. One important note: never give honey to children under one year old due to the risk of botulism.
Zinc-Rich Foods at the First Sign of a Cold
Getting enough zinc early in a cold can meaningfully shorten how long you’re sick. A review of seven randomized trials found that zinc lozenges providing more than 75 mg of elemental zinc per day shortened cold duration by an average of 33%. Timing matters: zinc works best when you start within the first 24 hours of symptoms.
Zinc lozenges are the most studied form, but zinc-rich foods support your immune system throughout illness. Shellfish (especially oysters), red meat, pumpkin seeds, chickpeas, and eggs all deliver meaningful amounts. During a cold, combining zinc-rich foods with lozenges covers both immediate and sustained intake.
What to Eat With a Stomach Bug
You may have heard of the BRAT diet: bananas, rice, applesauce, and toast. It was a standard recommendation for decades, but gastroenterology guidelines now advise against it. The problem is that it’s too restrictive. Limiting yourself to just four bland foods can slow your nutritional recovery and, in some cases, lead to worsened malnutrition during illness. Current recommendations favor returning to a balanced, age-appropriate diet as soon as you can tolerate food.
That said, easing back in with gentle foods still makes sense. Low-fiber, low-fat options are easiest on your digestive system during acute illness. Good choices include white rice, plain toast, eggs, skinless chicken or fish, well-cooked vegetables (peeled and seedless), and fruit without skins. These foods minimize the workload on your gut while still providing protein, carbohydrates, and essential nutrients. Avoid whole grains, raw vegetables, nuts, seeds, and dried beans until you’re feeling more stable.
Probiotic Foods for Digestive Recovery
Fermented foods help restore the beneficial bacteria in your gut, especially after a bout of diarrhea or a course of antibiotics. Yogurt, kefir, kimchi, sauerkraut, and miso all contain live cultures that support digestive recovery. The strongest evidence points to specific bacterial strains, including certain lactobacillus and bifidobacterium species, as well as a beneficial yeast called Saccharomyces boulardii.
Taking probiotics before, during, and for several days after antibiotic treatment can reduce your chances of developing antibiotic-associated diarrhea. If you’re recovering from a stomach bug, introducing small amounts of plain yogurt (if you can tolerate dairy) or other fermented foods can help your gut flora bounce back faster.
Staying Hydrated Is Half the Battle
Dehydration is the biggest risk during any illness that involves vomiting, diarrhea, fever, or heavy sweating. Your small intestine absorbs water most efficiently when glucose and sodium are present in a 1:1 ratio, which is the principle behind the WHO’s oral rehydration formula. You can approximate this at home by sipping diluted fruit juice with a pinch of salt, or by using store-bought oral rehydration solutions.
Clear broths, coconut water, and diluted sports drinks also work well. Take small, frequent sips rather than large gulps, especially if nausea is an issue. If plain water is all you can manage, that’s still better than nothing, but adding a little salt and sugar helps your body actually retain it.
Foods and Drinks to Avoid While Sick
Certain foods actively make symptoms worse. The National Institute of Diabetes and Digestive and Kidney Diseases specifically warns against three categories during stomach illness:
- Caffeinated drinks like coffee, tea, and some sodas can stimulate your gut and worsen diarrhea. Caffeine is also a mild diuretic, which works against you when you’re trying to stay hydrated.
- High-fat foods including fried foods, pizza, and fast food are harder to digest and can intensify nausea and stomach pain.
- Dairy products can be problematic because your gut’s ability to digest lactose (milk sugar) is often temporarily impaired during and after illness. This effect can last a month or more after a stomach virus, even in people who normally digest dairy just fine.
Alcohol is another one to skip entirely. It irritates your stomach lining, dehydrates you, and taxes your liver when your body is already under strain. Spicy foods, while not harmful for everyone, can aggravate an already sensitive stomach and are worth avoiding until you’re clearly on the mend.