Can Dogs Eat Brown Rice When Sick or With Diarrhea?

Name: Can Dogs Eat Brown Rice When Sick or With Diarrhea?
Creator: Dr. Zubair Khalid

By Dr. Zubair Khalid, DVM, MS, PhD · 2026-10-03

Yes, most dogs can eat plain cooked brown rice when they are sick, including during bouts of diarrhea. It is a safe, digestible carbohydrate that can be part of a short-term bland diet. However, brown rice is not the gentlest choice for an upset stomach, and white rice is often the better option when your dog has diarrhea.

This article is educational and is not a substitute for veterinary diagnosis or treatment.

Quick Answer

Plain, fully cooked brown rice is safe for most healthy adult dogs and can be fed as part of a bland diet for mild diarrhea.
White rice is easier to digest and is the carbohydrate most veterinarians recommend for an upset stomach [1].
Feed small, frequent meals of plain rice mixed with a lean protein like boiled chicken or low-fat hamburger [1].
Stop feeding brown rice and call your vet if diarrhea lasts longer than 48 to 72 hours, or if your dog stops eating, becomes lethargic, or vomits [1].
Never add salt, garlic, onion, butter, oil, or seasoning to the rice.

Is Brown Rice Safe for Dogs With Diarrhea?

For most dogs, plain cooked brown rice is safe to eat during a mild bout of diarrhea. It is a whole grain that provides carbohydrates and some fiber, and it does not contain anything inherently toxic to dogs. The bigger question is whether it is the best choice for a sensitive stomach.

Veterinarians often recommend a bland diet of boiled chicken or low-fat hamburger with white rice for mild diarrhea [1]. White rice is preferred because it is lower in fiber and easier for an inflamed gut to break down. Brown rice has more fiber because the bran layer is left intact. That extra fiber can be helpful for some digestive issues, but it can also be harder on a dog whose intestines are already irritated.

If you already have brown rice cooked and plain, and your dog has mild diarrhea but is otherwise acting normal, it is reasonable to offer a small amount. If you have a choice, though, white rice is the safer pick for an upset stomach.

Can Dogs Eat Brown Rice When Sick? What the Nutrition Offers

Brown rice is a source of complex carbohydrates, B vitamins, magnesium, and fiber. For a dog recovering from a mild illness, the main benefit is calories that are easy to eat and unlikely to cause a reaction. It is bland, it smells familiar, and most dogs will eat it.

Research on dog diets that include brown rice shows it can be part of a complete and digestible food. In one study, dogs fed a chicken and brown rice recipe had good nutrient digestibility, and the diet influenced the gut bacteria in ways that were generally similar to other balanced diets [2]. Another study comparing a chicken and brown rice kibble with a chicken and white rice diet found that both supported normal fecal scores and microbiome profiles in healthy adult dogs [3].

That said, these studies looked at complete, balanced commercial diets, not a bowl of plain rice fed alone. Plain brown rice does not provide enough protein, fat, vitamins, or minerals to be a complete meal. It is a short-term support food, not a long-term diet.

Fiber is the other factor to consider. A study of dogs with chronic enteropathy found that increasing dietary fiber intake improved fecal scores and clinical activity scores over time [4]. That sounds like a point in favor of brown rice, and for some dogs with chronic gut issues, more fiber does help. But chronic enteropathy is a long-term condition managed with a veterinarian. Acute diarrhea is different. During an acute flare, a high-fiber food can sometimes make loose stools worse.

Risks and What to Avoid

Plain brown rice itself is low risk. The danger usually comes from what people add to it or from feeding too much.

Additives are the real hazard. Butter, oil, salt, garlic, onion, and gravy can all cause problems. Garlic and onion damage red blood cells and can lead to anemia. Rich fats can trigger pancreatitis. Salt can cause sodium poisoning in large amounts. Keep the rice plain.

Choking and digestive upset. Rice is small and soft, so choking is unlikely. Overfeeding is the more common issue. A large bowl of rice can cause bloating, gas, or worsening diarrhea because the gut cannot handle the volume.

Fiber sensitivity. Some dogs do not tolerate brown rice well. If your dog's stool gets looser or they start vomiting after eating it, stop and call your vet.

Seasoning mixes and premade rice. Boxed rice mixes, restaurant rice, and flavored pouches often contain onion powder, garlic powder, or high sodium. Do not feed these to your dog.

Form of Brown Rice	Safe?	Notes
Plain cooked brown rice	Yes	Cool before serving. No salt or oil.
Brown rice with chicken broth	Caution	Only if the broth has no onion, garlic, or added salt.
Brown rice with butter or oil	No	High fat can trigger pancreatitis.
Brown rice with garlic or onion	No	Garlic and onion are toxic to dogs.
Boxed or seasoned rice mix	No	Often contains onion powder, garlic powder, and high sodium.
Brown rice sushi	No	Contains vinegar, sugar, and sometimes salt.
Uncooked brown rice	No	Hard to digest and can cause blockage or bloat.

How to Feed Brown Rice Safely

If you decide to use brown rice as part of a bland diet, keep it simple.

Cook it plain. Boil brown rice in water with nothing added. No salt, no butter, no broth unless you are certain the broth is free of onion and garlic. Cook it until it is very soft. Slightly overcooked rice is easier on the gut.

Cool it completely. Hot food can upset a nauseated dog. Let the rice come to room temperature before serving.

Pair it with a lean protein. A bland diet is not just rice. Boiled chicken breast or low-fat hamburger with the fat drained are common choices [1]. Cooked pasta is another option if your dog does not do well with rice [1].

Feed small amounts often. Instead of one large meal, offer several small meals through the day. This is easier on the digestive tract than a full bowl.

Start with a small test portion. Give a tablespoon or two for a medium dog and watch for any reaction. If your dog eats it and does not vomit, you can offer a slightly larger amount at the next meal.

Keep it short term. A bland diet is meant to be fed for a few days while the gut settles. It is not a balanced diet for long-term use. If your dog needs more than a few days of home care, talk to your vet about a complete gastrointestinal diet.

Watch hydration. Diarrhea causes water loss, and dehydration is the main danger [1]. Offer fresh water at all times. If your dog will not drink, that is a reason to call your vet.

For more detail on how rice fits into home care, see Dog Diarrhea Home Remedy Rice and Can Dogs Eat Rice.

What If Your Dog Ate Too Much or Ate a Dangerous Form?

If your dog ate a large amount of plain brown rice, they may have a bloated belly, gas, or loose stool. Most cases are not emergencies. Withhold food for a few hours, keep water available, and then offer small amounts of a bland diet. Call your vet if vomiting starts or the diarrhea gets worse.

If your dog ate rice cooked with garlic, onion, or a lot of salt, treat it as a poisoning concern. Call your veterinarian or a pet poison hotline right away. Do not wait for symptoms. Garlic and onion toxicity can take a day or more to show up, and early treatment matters.

If your dog ate uncooked brown rice, watch for vomiting, retching, or a painful belly. Hard dry rice can swell in the stomach and cause a blockage. Call your vet or an emergency clinic if you see these signs.

Safer Alternatives to Brown Rice

White rice is the standard choice for a bland diet because it is low in fiber and easy to digest [1]. Cooked pasta works too [1]. Plain boiled chicken or low-fat hamburger provides the protein part of the meal [1].

Plain canned pumpkin is another option many owners use for loose stools. It adds soluble fiber and is gentle for most dogs. You can read more about it here: Can Dogs Eat Pumpkin? Diarrhea & Constipation Relief.

If your dog has repeated bouts of diarrhea, your vet may recommend a therapeutic gastrointestinal diet. These diets are made to be highly digestible and to support the gut bacteria. One study found that a therapeutic gastrointestinal diet improved nutrient digestibility and changed fecal metabolites in dogs [5]. Another study in cats recovering from an antibiotic showed that a gastrointestinal diet supported recovery of normal stool and gut bacteria [6]. Your vet can tell you whether a prescription diet is right for your dog.

For more home care options, see What Can I Give My Dog For Diarrhea At Home.

Limitations and When to Contact a Veterinarian

Home care with a bland diet is only appropriate for mild, uncomplicated diarrhea in a dog that is otherwise acting normal. Many cases of diarrhea in dogs are mild and resolve on their own [1]. But some signs mean you should not wait.

Call your veterinarian the same day if:

Your dog stops eating
Your dog seems tired or weak
The diarrhea has not improved in 48 to 72 hours [1]
Your dog is vomiting along with the diarrhea [1]
You are unsure whether the rice or anything else your dog ate was safe

Go to an emergency clinic now if:

The stool is black or tarry [1]
There is blood in the stool or vomit
Your dog is collapsing, unresponsive, or having trouble breathing
Your dog is straining to poop with nothing coming out
Your dog's belly looks swollen and feels painful
Your dog cannot keep water down

Dehydration is the main risk with ongoing diarrhea. Vomiting makes it worse because it speeds up fluid loss [1]. Dehydration can cause electrolyte imbalances, strain the kidneys, and in severe cases lead to organ failure [1]. Young puppies, senior dogs, and dogs with other health conditions get dehydrated faster.

Every dog is different. A bland diet that helps one dog may not be right for yours. Your veterinarian can examine your dog, run tests if needed, and give you a plan based on your dog's weight, health history, and symptoms.

Frequently Asked Questions

Can dogs eat brown rice for an upset stomach?

Yes, plain cooked brown rice is safe for most dogs with a mild upset stomach. That said, white rice is gentler because it has less fiber and is easier to digest. If your dog's stomach is sensitive, start with white rice and ask your vet if you are unsure.

Is brown rice or white rice better for a dog with diarrhea?

White rice is usually the better choice for diarrhea. It is lower in fiber and easier on an inflamed gut, which is why it is the rice most often recommended in a bland diet. Brown rice can be used, but it may be harder on a dog with active loose stools.

How much brown rice should I feed my dog?

There is no single amount that fits every dog. The right portion depends on your dog's weight, age, and overall health. Feed small, frequent meals instead of one large bowl, and ask your vet for a portion size based on your dog.

Can I mix brown rice with chicken for my sick dog?

Yes, plain boiled chicken with plain cooked rice is a common bland diet for mild diarrhea. Do not add salt, oil, garlic, or onion. Keep the chicken lean and skinless, and drain any fat before mixing it with the rice.

How long can my dog stay on a rice and chicken diet?

A bland diet is meant for short-term use, usually a few days while the gut settles. It does not provide complete nutrition for long-term feeding. If your dog still has diarrhea after two to three days, or if they seem worse, call your vet.

References

Diarrhea. Cornell University College of Veterinary Medicine.
Nutrient digestibility and fecal characteristics, microbiota, and metabolites in dogs fed human-grade foods. Journal of animal science, 2021.
Effects of a mildly cooked human-grade dog diet on gene expression, skin and coat health measures, and fecal microbiota of healthy adult dogs. Journal of animal science, 2022.
Increased dietary fiber intake improves fecal and clinical activity scores in dogs with chronic enteropathy. Journal of the American Veterinary Medical Association, 2026.
A therapeutic gastrointestinal diet improves nutrient digestibility and modulates fecal microbiota and metabolites in dogs. American journal of veterinary research, 2026.
Effects of a veterinary gastrointestinal diet on fecal characteristics, metabolites, and microbiota concentrations of adult cats treated with metronidazole. Journal of animal science, 2024.