PetLabCo Logo
  1. Home/
  2. Dog/
  3. Health & Wellness/
  4. What Do Probiotics Do for Dogs?

What Do Probiotics Do for Dogs?

Wondering what probiotics do for dogs? Learn how probiotics support your dog’s gut health and overall wellbeing in this article by Emily Johnson.

6 min read·Updated: Oct 28, 2025
What Do Probiotics Do for Dogs?

Quick takeaway: Wondering what probiotics do for dogs? A healthy gut plays a big role in your dog’s overall wellness, from digestive function to overall immune support. That’s where probiotics come in. These beneficial bacteria can help maintain balance in your dog’s gut, supporting healthy digestive function and normal stool consistency.

If your pup occasionally experiences loose stools or digestive discomfort, adding a daily probiotic supplement to their routine may help support a healthy gut environment. PetLabCo.’s Probiotic Chews are a vet-reviewed, pork-flavored soft chew designed with spore-forming probiotics, prebiotics, and postbiotics to help maintain your dog’s digestive and immune health.

What Are Probiotics, and Why Do Dogs Need Them?

Probiotics are live, beneficial bacteria that live naturally in your dog’s gastrointestinal tract. According to Dr. Preston Turano, veterinarian with ASPCA Pet Insurance, “Probiotics are beneficial bacteria that help restore the normal flora (or bacterial population) in your dog’s gastrointestinal tract. A healthy balance of gut bacteria supports good digestive function, and even immune function.” Results may vary, and not all dogs experience these changes.

When the balance of bacteria in the gut is disrupted, your dog’s digestive function can be affected. Probiotics may help restore gut balance by replenishing beneficial bacteria.

Many modern probiotic formulas for dogs, including PetLabCo.’s, contain spore-forming strains that are designed to survive the digestive process and reach the intestines, where they can do the most good.

What Do Probiotics Do for Dogs? 4 Key Benefits

While every dog is different, probiotics can support several key aspects of gut and immune health. When used consistently, a quality probiotic supplement:

  1. May help maintain healthy gut flora by replenishing beneficial bacteria
  2. Can support normal digestive function and stool consistency, helping maintain a comfortable tummy
  3. May support immune function via the gut, where much of a dog’s immune system resides
  4. Can help maintain gut barrier integrity, which plays a role in absorption of key elements

Dr. Turano explains, “If your dog’s gut bacteria become unbalanced, probiotics can help restore harmony. They work by replenishing the ‘good’ bacteria and supporting healthy digestive function, which may lead to firmer stools, reduced gas, and overall better gut health.”

Because every dog’s microbiome is unique, results can vary. Some dogs may show noticeable differences within a few weeks, while others may benefit more gradually with consistent use.

What Makes a Good Probiotic Supplement for Dogs?

Not all probiotic supplements are created equal. The most efficientective options are formulated with resilient strains, such as spore-forming probiotics, which are better able to survive stomach acid and reach the intestines intact.

A high-quality probiotic will also include prebiotics (which feed beneficial bacteria) and postbiotics (compounds produced by probiotics that support gut health). Together, these work in harmony to help maintain a balanced gut environment.

Consistency is key – daily use helps maintain stability in your dog’s gut microbiome rather than just temporary comfort.

PetLabCo.’s Probiotic Chews – A Daily Support for Gut Health

PetLabCo.’s Probiotic Chews are designed to make daily gut support simple. These pork-flavored soft chews combine spore-forming probiotics, prebiotics, and postbiotics in a vet-reviewed formula that may help maintain healthy digestive function, gut flora balance, and immune function.

In an internal 29-day study, PetLabCo.’s Probiotic Chew was found to enhance beneficial gut bacteria and support a healthy inflammatory response in the gut. That means you can feel confident about offering your dog a supplement formulated with a clinically study and backed by veterinary review.*

Probiotic FAQ for Pet Parents

Are probiotics suitable for all dogs?

Probiotics are generally suitable for most dogs, but it’s always best to check with your veterinarian first, especially if your dog has ongoing stomach sensitivity or other health conditions.

How long does it take to see benefits?

Every dog is unique. Some pet parents notice differences in stool consistency or digestive function within a few weeks, but long-term balance comes from consistent daily use.

Can I give probiotics alongside other supplements or medications?

It depends on your dog’s specific needs. Always check with your veterinarian, as probiotics may interact with how certain medications are absorbed.

Should I give probiotics daily?

Yes, probiotics work best when given every day. Consistency helps maintain a stable population of beneficial bacteria in your dog’s gut.

Are certain dogs more likely to benefit from probiotics?

Dr. Turano notes that dogs with “gastrointestinal issues, such as occasional diarrhea; loose stool, or stomach upset, often benefit the most from probiotics.” They can also be helpful for dogs recovering, taking antibiotics, or adjusting to new environments or stress.

Probiotics play an important role in maintaining your dog’s gut health and, by extension, their overall wellness. By helping to keep the gut’s bacterial population in balance, probiotics can support digestive function, absorption, and immune health. So, if you’re wondering “what do probiotics do for dogs?” and you’re interested in adding them to your dog’s daily routine, there may be several potential benefits in consistent daily use – just make sure to check with your vet before starting a new supplement or making changes to your dog’s routine.

PetLabCo.’s Probiotic Chews are a convenient, vet-reviewed option designed to support your dog’s gut and immune system. Looking to support your dog’s digestive health? These daily soft chews are formulated to help maintain a healthy gut environment, one tasty bite at a time.

*A 29-day study found the Probiotic Chew enhances beneficial gut bacteria and supports a healthy inflammatory response in the gut.

Related Reads: Dog Health & Daily Care Guides
Dog Nutrition & Care GuidesDog Health: Signs & SymptomsDaily Supplements: Support for Your Dog’s Wellbeing
Dog Daily Care Guide – Printable Routine Chart5 Health Issues Your Dog Faces Each YearTop-Rated Probiotics for Dogs
The Ultimate Dog Dental Care GuideHealthy Vs. Unhealthy Dog PawsSeasonal Allergy Supplements for Dogs
7 Ways To Support Your Dog’s Immune SystemDog Gut Health: 5 Reasons Why It MattersNatural Probiotics (& Prebiotics) for Dogs
How Much Exercise Does a Dog Need?Healthy Dog Teeth: What’s NormalProbiotic Chews For Dogs – A Simple Hack To Boost The Benefits
Borage Oil For Dogs: Can It Support Skin & Immune Health?Dog Gum Color Chart: Healthy Vs. UnhealthyCan Probiotic Chews Support Dog Gut Health?
Can Dogs Eat Pumpkin?How To Check if Your Dog’s Poop is HealthyPetLab Co. Joint Care Chew Reviews: What Customers Think
Emily JohnsonE
Written by

Emily Johnson

Emily Johnson has always been a lover of animals and all things content. She’s grown up with numerous cats and dogs, along with riding and owning horses for 20+ years, and wanted to make animals a vital part of her life and career. Emily currently resides in North Carolina with her fiancé and their rescue dog and two cats. You can typically find her at her desk (with a cat in her lap and a Diet Coke in hand), on a nature walk with her pup, or reading a book after work.

Published by