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How to Support Dog Gut Health: 5 Helpful Tips From a Vet

Wondering how to support dog gut health at home? Vet Rhiannon Koehler DVM explains how you can help your pup enjoy more comfortable digestion.

9 min read·Updated: Oct 30, 2025
How to Support Dog Gut Health: 5 Helpful Tips From a Vet

Quick takeaway: If your dog is showing signs of digestive discomfort, or you’ve noticed changes to their stool consistency and frequency, you may be wondering how pet owners can help promote dog gut health at home, and when it’s time to call the vet for support. In this article, vet Rhiannon Koehler DVM explores the link between your dog’s microbiome and their digestion, stool quality, immune function and even skin and coat health. Dr Koehler recommends five easy-to-follow ways to support your dog’s gut health, from improving hydration to ensuring a consistent and comfortable daily routine. 

What Does Gut Health Mean for Dogs?

A healthy gut microbiome, which is the balance of microorganisms that live in the gastrointestinal tract, is important for your pet’s overall health. A healthy canine gut has the appropriate balance of bacteria and other microorganisms, allows for proper absorption of nutrients, and supports a healthy immune system.

Signs that a dog’s gut may be out of balance include:

  • Occasional loose stools or other changes to stool consistency & frequency
  • Gurgling or gas
  • Weight fluctuations
  • Skin discomfort 
  • Signs of sensitivity to seasonal or environmental change, such as paw licking, head shaking or scratching

Since gut health is connected to many bodily functions, supporting the microbiome daily can be a proactive way to promote overall wellness.

probiotics for dog gut health

5 Ways To Improve Your Dog’s Gut Health

1. Prioritize Hydration

Healthy digestion depends on proper hydration. When dogs don’t get enough water, it can lead to sluggish digestive function, firmer stools, and less optimal nutrient absorption. Making sure your dog always has access to fresh water is a simple but essential way to support gut function.

Hydration is particularly important for dogs who eat primarily dry kibble, as they receive little moisture from their food. Well-hydrated dogs tend to have better stool consistency and more optimal digestive functions overall.

In addition to fresh water, you can promote hydration through dietary moisture:

  • Provide multiple clean water bowls around the home
  • Add a splash of low-sodium bone broth to water for flavor and nutrients
  • Offer wet food or mix it with dry kibble for added moisture
  • Consider offering small portions of water-rich foods like cucumber or watermelon (in moderation and only with vet approval)

Always check with your veterinarian before introducing new foods, especially fruits or vegetables, to ensure they’re suitable and appropriate for your dog.

2. Manage Environmental Changes Carefully

Changes in routine, loud noises, or travel can impact gut health. Carefully managing any changes to daily routines, enrichment activities, and safe spaces may help support a more stable gut environment. If your dog feels uncomfortable with changes to their environment or routine this can disrupt the gut-brain axis, a communication pathway between the nervous system and digestive tract, which may affect digestion and microbiome balance.

To support a consistent and calm environment:

  • Stick to the same daily feeding and walking times
  • Offer enrichment your dog is familiar and comfortable with (toys, sniff walks, puzzle feeders)
  • Create a quiet, safe space for your dog to rest that stays the same as far as possible, with blankets and toys that carry their scent
  • Avoid sudden changes in activity or environment when possible. 

3. Transition Foods Gradually

Your dog’s digestive system thrives on consistency, and sudden changes in diet can disrupt the delicate balance of their gut microbiome. Whether you’re switching to a new protein, brand, or formulation, a gradual transition is key to avoiding digestive upset like loose stools or gas.

To support a smooth dietary change:

  • Transition slowly over 7–10 days
  • Start by mixing a small portion of the new food with the old food
  • Gradually increase the new food while decreasing the old
  • Monitor stool quality daily and pause or slow the transition if you notice signs of digestive discomfort

This slow and steady approach gives your dog’s gut time to adapt without disrupting microbiome balance. Always consult your veterinarian if digestive issues persist or worsen.

4. Introduce a Daily Probiotic Supplement

A daily probiotic may help support gut flora balance and digestive function. Look for vet-reviewed formulas with spore-forming strains, which are designed to survive stomach acid and reach the intestines where they can do the most good.

Probiotics introduce beneficial microorganisms into your dog’s gut, helping maintain a balanced microbiome. They may be especially useful during food transitions, or when supporting stool consistency. Results may take several weeks and can vary.

Always check with your veterinarian before starting a new supplement.

5. Support with Prebiotics and Postbiotics

Prebiotics help nourish beneficial bacteria, while postbiotics support the gut lining and immune response. Supplements that combine all three — prebiotics, probiotics, and postbiotics — can offer layered support for your dog’s digestive health.

Prebiotics can also be found in whole food sources like bananas, asparagus, or oats. However, dogs digest differently than humans, so consult your vet before adding table foods to your dog’s diet.

Think of prebiotics as food for good bacteria. The presence of prebiotics in PetLab Co.’s Probiotic Chew supports the growth of probiotic strains in the dog’s gut.

Postbiotics are the compounds that are made by probiotics. They provide direct benefits to the body, such as supporting metabolism and playing a role in maintaining gut balance.

PetLab Co.’s Probiotic Chew – A Simple Way to Support Your Dog’s Gut

PetLab Co.’s Probiotic Chew is a vet-reviewed soft chew made for daily use. These soft chews contain prebiotics, probiotics, and postbiotics to promote gut health for dogs, help maintain healthy yeast levels, support immune system function, and support skin and coat comfort during seasonal changes. Consistent daily administration may support normal stool consistency and help with normal bowel movements.

  • Prebiotics: Fructooligosaccharides (FOS) and galactooligosaccharides (GOS) support a balanced microbiome by encouraging the growth of beneficial bacteria.
  • Probiotics: A proprietary blend of spore-forming bacteria (Bacillus coagulans, B. clausii, and B. subtilis). 
  • Postbiotics: A postbiotic yeast blend that helps maintain healthy gut flora.

With its tasty pork flavor, PetLab Co.’s Probiotic Chews can be given as a daily digestive supplement to dogs of any size who are at least 12 weeks of age. Because the product contains pork flavor, it may not be suitable for dogs with pork food allergies. Directions vary by dog size.

Gut Health FAQ for Pet Parents

1. What causes poor gut balance in dogs?
Many factors can impact your dog’s gut health, including sudden diet changes, stress, aging, or poor-quality food. Supporting gut health with consistent routines, balanced nutrition, and vet guidance can help maintain digestive balance.

2. How do I know if my dog has gut issues?

Signs may include occasional loose stools, gas, gurgling sounds, changes in appetite, skin discomfort, or inconsistent stool quality. While these can be normal from time to time, persistent or severe symptoms should be evaluated by your veterinarian.

3. Does diet affect my dog’s gut health?

Yes – diet plays a major role in shaping your dog’s gut microbiome. High-quality, balanced food with appropriate fiber content can help support healthy digestion. Always make dietary changes gradually and consult your vet for personalized recommendations.

4. Can gut health impact my dog’s immune system?

Absolutely. A large portion of a dog’s immune system is housed in the gut. A healthy gut microbiome may support immune response and help maintain overall well-being, including skin and coat comfort.

5. Can probiotics help with my dog’s gut health?

Yes, probiotics may help support your dog’s gut health by maintaining a balanced microbiome and promoting normal digestive function. These beneficial bacteria can aid in stool consistency and overall digestive comfort. Results can vary. Always consult your veterinarian before adding a new supplement to your dog’s routine.

Conclusion: How To Support Dog Gut Health

Gut health is a foundational part of your dog’s well-being — influencing digestion, immune function, skin comfort, and more. By prioritizing hydration, reducing stress, managing diet transitions, and offering daily digestive support through a probiotic like PetLabCo.’s Probiotic Chew, you may help maintain a healthy gut environment.

This vet-reviewed, pork-flavored soft chew is formulated with prebiotics, probiotics, and postbiotics to help support your dog’s digestive health, stool quality, and microbiome balance. This product is not intended to diagnose, treat, cure, or prevent any disease. Always speak to your veterinarian before introducing a new supplement or making significant changes to your dog’s diet or routine.

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Rhiannon Koehler, DVMR
Written by

Rhiannon Koehler, DVM

As the founder of Evergreen Medical Writing, LLC, Dr. Rhiannon Keohler writes in the veterinary and biomedical spaces and works with companies like PetLab Co. to help provide the best guidance for pet parents on pet health. In addition to writing new content, Dr. Koehler also provides her veterinary expertise as a medical reviewer, ensuring content is medically accurate and reflects the most current veterinary practices. Clinically, Dr. Koehler mostly works with animal shelters, low-cost clinics, and wellness clinics. She believes strongly in the mission of such organizations to provide affordable care to underprivileged pets and families. She graduated from the University of Missouri with her Doctor in Veterinary Medicine and her Masters in Public Health and has over a decade of experience in the veterinary industry.

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