Kõhulahtisus koeral – kodused vahendid

I believe there is no such thing as a dog owner whose dog has never had diarrhea at some point. I’ve been lucky and diarrhea has never been a major problem in our house, but it has happened from time to time.

A lot of dogs are basically walking garbage disposals. Mine, for example, love burying raw bones and ceremoniously digging them up again later. By then the bone sometimes has an entire ecosystem of its own attached to it – I’ve seen maggots more than once. Most of the time, a dog’s digestive system handles these gastronomic adventures just fine. Sometimes, however, it makes it very clear that this time the line was crossed.

Diarrhea is a symptom, not a diagnosis. A single episode or short-lived diarrhea in an otherwise happy adult dog in good general condition can often resolve with supportive care at home. At the same time, not every bout of diarrhea should automatically be dismissed as an “upset stomach”. Look at the whole picture: the dog’s age and general condition, fluid intake, vomiting, pain, blood in the stool, possible medications and what the dog may have eaten.

Diarrhea in dogs – the main causes

Diarrhea can have many causes. Sometimes the reason is completely mundane – the trash can, a new treat or simply too much food. At other times, you need to look deeper.

• eating unsuitable or spoiled food, raiding the trash or overeating;
• changing food too quickly or food intolerance;
• disturbances of the intestinal barrier and microbiome, which in integrative approaches are often also associated with so-called leaky gut;
• parasites such as Giardia;
• bacterial or viral infections;
• colitis, chronic enteropathy and other gastrointestinal diseases;
• medications, including antibiotics;
• stress and anxiety;
• very intense exercise;
• pancreatic problems, a foreign body, toxicosis or other diseases.

If diarrhea keeps coming back, the most important question is no longer “what will make the stool normal again?”, but “why does this keep happening?”. Then it is worth reviewing food, treats, medications, parasite risk, stress, body weight and other symptoms, and carrying out appropriate investigations with your veterinarian if needed.

What can stool texture and color tell you?

Normal stool is formed but still slightly pliable – roughly like cookie dough or modeling clay. In dogs fed raw food and a lot of bones, stool may be drier, lighter or more crumbly. Diarrhea may be pudding-like, very watery, mucous-covered or bloody.

Color can provide a clue, but color alone cannot diagnose the cause. It always needs to be considered together with diet, medications, symptoms and the dog’s general condition.

• Yellow stool may occur with faster intestinal transit and bile, but if the change persists, liver, biliary or gastrointestinal problems may also need to be considered.
• Green stool may be associated with eating grass or green vegetables, bile or rapid gastrointestinal transit.
• Black, tarry stool may indicate digested blood from bleeding higher in the gastrointestinal tract and requires prompt assessment. Note: raw liver can also make stool very dark, so dietary context matters.
• Grayish, pale and greasy stool may raise questions about fat digestion, the pancreas or bile, especially if the change is recurrent.
• Fresh red blood can occur with irritation of the large intestine or straining. A small streak in an otherwise lively dog does not automatically mean an emergency, but the amount of blood, whether it recurs and the dog’s general condition determine how quickly help is needed.

We have written in more detail about stool and its different colors in the article “Yellow stool in dogs – what does it tell us?”

What about mucus in the stool?

A small amount of mucus can be normal because the intestine produces mucus to protect its surface and help stool move through. If a lot of mucus suddenly appears, or it occurs together with diarrhea, blood, vomiting, weight loss or another change, the cause may be irritation of the large intestine, a dietary change, parasites, infection, stress or a chronic intestinal problem.

So again: mucus itself is not a diagnosis. The dog matters, not just the poop. Yes, life as a dog owner is glamorous :D.

Fasting for diarrhea – this is where the approaches partly differ

Short-term fasting is still used in integrative veterinary medicine for acute diarrhea. Dr. Peter Dobias recommends withholding food for 12-24 hours in an otherwise healthy adult dog with acute diarrhea, while providing water throughout that time. The idea behind his approach is to give the irritated digestive tract a temporary rest and then reintroduce food gradually.

In conventional veterinary medicine, a 12-24-hour fast is no longer treated as a universal rule. For some dogs, small amounts of easily digestible food are introduced earlier. To me, these two approaches do not need to be pitted against each other: the individual dog matters. A short break from food may suit an otherwise healthy adult dog, but it is not an automatic solution for every patient.

A puppy, a very small or underweight dog, a diabetic dog, or a weak or chronically ill animal should not be fasted for an extended period without professional guidance. Puppies are generally not recommended to be fasted. Fasting is also not a reason to wait if the dog is repeatedly vomiting, lethargic, painful or unable to keep water down.

What should you feed after fasting or acute diarrhea?

Food should be reintroduced gently. Dr. Dobias recommends starting for 24-48 hours with cooked pumpkin or butternut squash and a lean meat broth after the fast, and then moving on to lean meat and vegetables the dog tolerates well. This is an integrative approach that can be used short term during recovery in an otherwise healthy dog.

Chicken and rice are not the only or mandatory “diarrhea diet”. Pumpkin suits some dogs and not others. Some dogs tolerate smaller portions of their regular food better. If diarrhea is recurrent or chronic, no bland diet should become the main menu for months – a short-term recovery diet is not automatically a complete and balanced long-term diet.

Homemade broth

Broth can be a useful way to make fluids more appealing and reintroduce food in small amounts. If you use store-bought broth, always read the ingredients: it should not contain onion, and a very salty or fatty broth is not a good choice for a dog with a sensitive digestive system.

You can make a simple broth at home like this:

1. Place 3-4 chicken thighs in a pot with about 1.5 liters of water.
2. If you wish, add a little carrot or celery if you know your dog tolerates them.
3. Bring to a boil and simmer for 1-2 hours.
4. Remove the skin and every bone. Cooked bones must not be fed to dogs.
5. Strain the broth and allow it to cool. Offer small amounts at first.

Broth is short-term supportive food and fluid, not a complete diet. If it triggers renewed vomiting or worsening diarrhea, do not keep pushing food.

Probiotics – useful, but not all the same

Probiotics are one area where integrative and conventional approaches actually meet quite nicely: both recognize that the microbiome can play an important role in gastrointestinal health and that certain probiotics may be useful in acute or chronic gastrointestinal problems. At the same time, “probiotic” is not a single active ingredient.

There is more canine data for some preparations and strains than for others. Saccharomyces boulardii and various strains of Bacillus, Lactobacillus, Bifidobacterium, Pediococcus and Enterococcus are used to support the gastrointestinal tract. What matters, however, is the specific strain, dose, product quality, storage and the reason for using it.

For that reason, I would not choose a probiotic solely because the label has the largest possible CFU count or the greatest number of bacterial species. “Soil-based” is not a quality seal in itself, and more does not automatically mean better. A prebiotic may also be useful, but an irritated intestine may not immediately tolerate every fermentable fiber well.

Dr. Dobias recommends a dog-specific probiotic during acute diarrhea and uses stronger probiotic support during the first days of his protocol. With any specific product, however, it makes sense to follow its composition and the manufacturer’s directions.

Slippery elm, marshmallow root and L-glutamine

Mucilage-rich herbs are often used in integrative gastrointestinal support. Slippery elm (Ulmus rubra) forms a mucilaginous gel with water and is used as a soothing layer for an irritated mucous membrane. Marshmallow root (Althaea officinalis) is used on the same principle. They can provide a useful “soft layer” in home GI support, but they do not replace finding the cause if the symptom persists or recurs.

In our range you can find Stomach wellbeing, a product containing slippery elm and intended specifically for use during diarrhea. If diarrhea keeps recurring, however, the underlying cause should be identified rather than relying on one little jar. With slippery elm, it is also worth considering the form of the preparation and other medications: the mucilaginous layer may affect the absorption of other substances, so I would not give it at exactly the same time as medication. A fixed instruction such as “a quarter of a capsule” tells us very little if we do not know the strength of that capsule.

L-glutamine is an amino acid that intestinal epithelial cells use as an important energy source and that is studied in the context of intestinal barrier function and recovery. It is used in integrative practice to support the gastrointestinal tract, but I would not present a single body-weight-based dose as a universal treatment protocol for every dog with diarrhea.

Use of supplements

If you want to use herbal preparations or several supplements at once, it makes sense to review the strength of the specific product, the dog’s medications and any concurrent diseases. “Natural” does not automatically mean that a preparation suits every dog at every dose.

And if you plan to use a product made for humans, check the full ingredient list and dose and make sure it contains nothing dangerous to pets. With a sensitive dog, the logic “fewer ingredients are better” can be useful because there are fewer potential triggers. We have written a detailed article about what to consider when using human supplements for dogs.

Activated charcoal – not simply another home remedy for diarrhea

Some integrative diarrhea protocols use activated charcoal, particularly if a dog has eaten spoiled or suspicious material. This is where I would apply the brakes, though: activated charcoal does not bind every substance, its usefulness depends on timing, and there is an aspiration risk in a vomiting dog or an animal with impaired consciousness.

For that reason, I would not use activated charcoal simply because a dog has diarrhea. If poisoning or ingestion of a dangerous substance is suspected, call a veterinarian and explain exactly what the dog may have eaten. They can also assess whether activated charcoal is appropriate.

Does diarrhea require an antibiotic?

Not automatically. Here, the caution of integrative medicine and current conventional treatment guidelines are surprisingly well aligned. WSAVA/ENOVAT guidelines do not recommend routine antibiotic treatment for mild or moderate acute diarrhea when signs of severe systemic disease are absent. The point is not that antibiotics are “bad”, but that they should be used when there is a specific indication, while also considering their effects on the microbiome and antimicrobial resistance.

If an antibiotic is genuinely needed, that is a different situation. From an integrative point of view, the question is always the same: which medication, for which dog, against what, and does the expected benefit outweigh the risk?

When should you definitely contact a veterinarian?

Home remedies are primarily intended to support mild, short-lived diarrhea. Do not keep experimenting at home if:

• the dog is lethargic, weak, very restless or clearly painful;
• the dog vomits repeatedly or cannot keep water down;
• signs of dehydration develop;
• there is a lot of blood in the stool or the stool is black and tarry;
• the abdomen is distended or a foreign body is suspected;
• the dog may have eaten a toxic substance or medication;
• the dog is a puppy, very small, elderly or chronically ill;
• the diarrhea does not begin to improve within 24-48 hours or keeps returning.

With puppies, my threshold for contacting a veterinarian is considerably lower. They can lose fluid and energy quickly, and acute diarrhea may be caused by something such as parvovirus or parasites. So personally, I would not fast a puppy.

When diarrhea keeps coming back

Recurring diarrhea deserves a different way of thinking than a one-off adventure that started in the trash can. Look for the pattern: what the dog eats, which treats and supplements it gets, whether it uses medications, whether weight or appetite has changed, whether there is vomiting, gas, lip licking or abdominal pain, and what the parasite risk is.

If needed, fecal testing, blood tests or other investigations may make sense. Giardia, chronic enteropathy, pancreatic problems, food reactions and other causes can all present as “just diarrhea”. Repeatedly shutting down the symptom is not the same thing as finding the cause.

If your dog’s diarrhea keeps returning, you have tried different solutions or can no longer tell which food or other factor may be influencing the problem, our experience-based consultation can look at your dog’s situation as a whole and help identify a sensible next step.

In summary

Diarrhea in dogs is often short-lived and, in an otherwise healthy adult dog, may resolve with supportive care at home. Integrative approaches use tools such as a 12-24-hour food fast, pumpkin and meat broth, probiotics and mucosa-soothing herbs such as slippery elm. Conventional veterinary medicine places more emphasis on patient-specific early feeding and supportive care and does not consider fasting a universal rule.

These perspectives do not have to cancel each other out. The most important thing is to assess the dog rather than defend a single protocol. Triage and hydration come before home remedies; after that, you can choose suitable short-term support for the individual dog, monitor the response and adjust the plan if necessary.

And when diarrhea keeps coming back, the most important question changes from “what will stop it quickly?” to “why did it happen in the first place?”.

If your dog’s diarrhea keeps coming back, you’ve tried different solutions, or you’re no longer sure which food or other factor might be contributing to the problem, we can take a holistic look at your dog’s situation during an experience-based consultation and help you find a sensible next step.

 

Sources used:

• Dogs Naturally Magazine. What Home Remedy Can I Give My Dog For Diarrhea?
• Peter Dobias, DVM. Holistic and Natural Approach to Treating Diarrhea in Dogs.
• Peter Dobias, DVM. How to Treat Bloody Diarrhea in Dogs at Home.
• Dogs Naturally Magazine. Should You Fast Your Dog?
• Dogs Naturally Magazine. 9 Ways Slippery Elm Can Help Your Dog.
• WSAVA Therapeutics Committee / ENOVAT. Guidelines for Antimicrobial Use in Canine Acute Diarrhea.
• AAHA. 2024 AAHA Fluid Therapy Guidelines for Dogs and Cats.
• AAHA. Improve pets’ microbiome, improve their quality of life.