10 Best Dog Probiotic Supplements of 2025

Tested and Reviewed: Top 10 Dog Probiotic Supplements deals with expert ratings from 8.1 to a perfect 10

July 2025 Edition

Editor's Choice

9.7

Save 38%

Nutri-Vet

Nutri-Vet Pre and Probiotic Soft Chews for Dogs, Digestive Support, Upset Stomach, Liver & Cheese Flavor, Canine Prebiotic, Pet Fiber Supplement, Alternative to Dog Probiotic Powder, 120 Soft Chews

38% OffFree Shipping

Editor's bottom line:

“This dog probiotic supplements is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

DIGESTIVE ENZYMES FOR DOGS: Our probiotic dog chews are carefully crafted with your furry friend in mind; using only high-quality ingredients that are safe and beneficial, our chews provide dog digestive support for all breeds and sizes
VERSATILE BENEFITS: Our probiotics for dogs support healthy digestion, promote proper stool quality, provide immune system support, and contain naturally occurring micro-organisms that aid dog gut health
GREAT TASTE: Our probiotic chews for dogs not only provide essential digestive support, they also provide a taste even the pickiest of eaters can't resist, making this the perfect digestive probiotic for dogs
POWDER-FREE GUT HEALTH: Say goodbye to messy powders and support dog digestive health with our probiotic dog chews; These dog digestive supplements deliver all the benefits of a probiotic for dogs in a mess-free chewno scooping or mixing required!
POWERFUL BLEND: Our probiotic dog chews contain 1 billion CFUs of live, beneficial bacteria cultures; plus, with the inclusion of prebiotic inulin, our dog probiotics help stimulate growth of these bacteria in the digestive tract

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Picked by 160 people today

9.5

Save 10%

Nutramax

Nutramax Proviable Digestive Health Supplement Multi-Strain Probiotics and Prebiotics for Cats and Dogs - With 7 Strains of Bacteria, 30 Capsules

10% OffFree Shipping

Main Highlights

Age Range Description: All Life Stages
Also contains prebiotics.
Can be used long term.

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9.5

Save 10%

NATURE TARGET

NATURE TARGET Probiotics for Dogs, 6 Billion CFUs, Freeze Dried Dog Probiotics with Prebiotics & Digestive Enzymes, Vitamins, Omega 3, for Gut & Skin & Immune Health, Itch Relief, Reduce Diarrhea, Gas

10% OffFree Shipping

Main Highlights

The Only 6B Freeze Dried Dog Probiotics: 6 billion CFUs probiotics for dogs, much more than other brands. With special freeze-dried technology, it maximizes the activity and the stability of probiotics. Once consumed by your pets, these live probiotics will be reactivated and provide powerful benefits. Vacuum packaging and shelf-stable jar all provide strong protection for active ingredients until expiry. It contains 120 chews and is designed for all sizes and all breeds of dogs and cats.
Support Digestive and Gut Health: Our dog probiotic contain 6 billion CFUs and 12 strains of flora that support your pet's tummy. The main soil-based probiotic blend is especially resistant to stomach acid and bile. We also add prebiotics that helps nourish the growth of probiotics. And digestive enzymes can break down food and promote nutrient absorption. It helps relieve bad breath, bloating, diarrhea, constipation and vomit, and help form stools and support sensitive stomach for your pet.
Omega 3 for Healthy Skin and Shiner Coat: Our Omega 3 for Dogs is from high quality fish oil, also a rich source of EPA and DHA. The Omega 3 fatty acid is an antioxidant that can support skin and coat health. We add zinc proteinate, a chelated mineral that has higher utilization in the body. They combine together to help reduce inflammation and seasonal allergies, and maintain skin barrier. Packed with Vitamin E, it can nourish skin, relieve flaky dry and itchy skin, hot spots and shedding hair.
Support Immune and Overall Health: A healthy and balanced gut environment makes a healthy immune system. Our holistic formula can benefit your pet's overall health by strengthening the immune response. It can improve appetite and provide energy and vitality to growing and senior pets. Our vitamins and trace elements blend can help promote cognition, eye, joint and bone health. It supports the health of weak, ill or recovering pets who are experiencing diet change, travel or antibiotics.
All Natural, Safe and Tasty: Our freeze-dried chews are based on real chicken and are perfect for picky eaters. We remove the moisture of all high-quality ingredients to retain nutrients and flavor. It is free of any artificial additives or fillers. No wheat, corn, soy, or gluten. Non-GMO and is vet recommended. No refrigeration needed and ready to serve. Simply feed it to your pet or add it to their food.

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9.2

Native Pet

Native Pet Probiotics for Dogs - Dog Probiotics Powder for Digestive Health, Gut Support, & Immune Boost – Vet-Formulated Powder for Maximum Potency with Digestive Enzymes & Prebiotics - 30 Scoops

Free Shipping

Main Highlights

POWDER FORMULATED FOR MAXIMUM PROBIOTIC POTENCY: Our probiotic powder for dogs comes in a powder format with full probiotic potency for maximum efficacy. This probiotic for dogs digestive health is unlike highly processed soft chews, which are heated to remove moisture and can damage probiotic strains and their potency. Our powder protects the integrity of the ingredients and doesnt require artificial fillers, providing your dog with pure, effective probiotic for dogs gut health.
6 BILLION CFUs FOR A WELL BALANCED GUT HEALTH: Packed with 6 billion CFUs, this probiotic for dogs supports their digestive system by tackling diarrhea, upset stomach, gas, bloating, and yeast infections. It provides relief for sensitive stomachs, new diets, and travel stress. Ideal for maintaining long-term gut health for dogs, and helps with itchy skin and itchy ears. The high CFU count promotes a healthy balance of gut bacteria, supporting digestion, nutrient absorption, and overall wellness.
IMMUNE BOOST AND OVERALL HEALTH: Our dog probiotic supplements is not only a dog digestive support but also helps boost your dogs immune system. The 4 carefully selected probiotic strains, along with prebiotic fiber, works to strengthen the gut barrier, which plays a crucial role in immune function. By maintaining a healthy balance of gut bacteria, this dog probiotics for digestive health enhances your dogs overall health and ensures a strong immune system and overall wellness.
VET-DEVELOPED PROBIOTIC BLEND: This dog probiotic blend is expertly formulated with 4 powerful probiotic strains, prebiotic fiber, and protein to support your dogs gut health. These strains work together to promote a balanced microbiome, improve digestion, and enhance nutrient absorption. This blend provides dog gut health probiotics and overall gut wellness, boosting immune function and supporting a healthy digestive system. A great dog food topper, ensuring your dog feels their best every day
4 SIMPLE AND ALL NATURAL INGREDIENTS MADE TASTY: Our dog probiotic powder is made with just four all-natural ingredientsno fillers or additives. It includes digestive enzymes for dogs, along with dog prebiotics and probiotics for maximum digestive health. Organic Jerusalem Artichoke provides inulin fiber to nourish healthy gut bacteria, while organic pumpkin seed is a great dog fiber supplement to support digestion. The beef bone broth adds a savory taste that makes each serving dog approved.
MANUFACTURED IN THE USA: Our pet probiotics for dogs are proudly manufactured in the USA, ensuring top-quality production and safety standards. This dog probiotics for allergies and itching formula is crafted to support your dog's overall well-being, while the added fiber for dogs promotes healthy digestion. Made with premium ingredients and rigorous quality control, you can trust that every serving supports your dogs health in the best possible way.

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9.0

WAG

Amazon Brand - Wag Probiotic Supplement Chews for Dogs, Natural Duck Flavor, 160 count

Free Shipping

Main Highlights

Includes one bottle of 160 probiotic chews
Contains prebiotics and probiotics to support digestion and intestinal well-being, and help maintain gut flora in the digestive tract
Contains a source of live (viable) naturally occurring microorganisms
No added wheat or corn; no added artificial colors, dyes, or flavors
Made in the USA with the finest ingredients from around the world
Directions for use: Give 1 chew per 25lbs of body weight, daily
An Amazon brand

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8.8

Save 10%

Fera Pet Organics

Fera Pet Organics Probiotics for Dogs & Cats - Vet Created - Cat & Dog Probiotic Supplement - 12 Strains & Prebiotics for Pet’s Digestion - 60 Scoops

10% OffFree Shipping

Main Highlights

Powerful pet probiotics: Feras prebiotics and probiotics promote optimal gut and digestive balance; flavorless powder with 12 hand-selected strains, plus organic prebiotics helps with immunity, digestion, energy, metabolism, skin, coat, and dog allergy
No fillers: This certified organic dog and cat probiotic is formulated with 12 strains (5 billion CFUs per scoop) and organic prebiotics (acacia, agave inulin and fructooligosaccharides) for a balanced digestive tract
Veterinarian formulated: Cat and dog probiotics formula crafted by our Co-Founder, Veterinarian Dr. Dulake; our dog and cat probiotics bear the NASC quality seal, are made in the USA, GMP-compliant, and do not contain colors, dyes or preservatives
Directions for use: Feed as cat or dog food toppers by adding the recommended amount to dog food or cat food with the included scoop; scoop is equivalent to ½ teaspoon; under 15lbs, give ½ scoop; 16-60lbs, give 1 scoop; above 60lbs, give 2 scoops
Care from head to tail: Dog and cat supplements crafted from our commitment to creating effective, honest and delicious cat and dog vitamins and supplements, while combining Eastern and Western ingredients for a holistic approach to your pets wellbeing

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8.6

Zesty Paws

Zesty Paws Probiotics for Dogs, Digestive Enzymes Gut Flora, Digestive Health, Diarrhea & Bowel Support, DE111, Dog Probiotics Soft Chew for Pet Immune System, Chicken, 90 Ct

Free Shipping

Main Highlights

DIGESTIVE HEALTH SUPPORT: Enriched with pumpkin and papaya, our dog digestive support chews contain enzymes and probiotics to support gut health for dogs
CLINICALLY PROVEN FORMULA: Featuring DE111, a scientifically validated Bacillus subtilis probiotic for dogs, these chews support digestive function and boost their immune system
SIX-STRAIN PROBIOTIC BLEND: Each chew includes a powerful mix of six live probiotics for dogs digestive health, helping reduce occasional diarrhea, gas, and bloating in your pet
ENHANCED GUT FLORA: Probiotic chews for dogs are designed to bolster healthy microflora, supporting dog gut health and alleviating occasional gastric discomfort
TASTY IMMUNE BOOSTER: Includes Lactobacillus strains and DE111, this pet probiotics for dogs enhance immune response, ideal for dogs of any size, providing a delightful treat with health benefits

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8.3

Nutramax Laboratories

Nutramax Laboratories Proviable Digestive Health Supplement Multi-Strain Probiotics and Prebiotics for Dogs, With 7-Strains of Bacteria, 60 Chewable Tablets

Free Shipping

Main Highlights

Digestive Health Support for Dogs: Proviable, a multi-strain probiotic supplement for dogs, contains 5 billion colony forming units (CFUs) of beneficial bacteria to help support a healthy intestinal balance
Prebiotics to Support a Healthy Microbiome: Proviable contains prebiotics to encourage the growth of the beneficial Proviable probiotics within the intestinal tract
A Healthy Gut Supports Overall Health: Probiotics help support intestinal health after imbalances have occurred, such as diet changes/food sensitives, dietary indiscretion, stress due to travel or kenneling, or loose stool
From the #1 Veterinarian Recommended Supplement Company*: Nutramax Laboratories Veterinary Sciences has been a leader in pet health for over 30 years, and provides supplements to support joint health, digestive health, and overall wellness
Backed By Science: Nutramax Laboratories Veterinary Sciences supplements are veterinarian formulated with high-quality ingredients to ensure your pet is receiving a safe supplement

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8.1

Save 13%

PetLab Co.

PetLab Co. Probiotics for Dogs, Support Gut Health, Occasional Diarrhea, Digestive Health & Seasonal Allergies - Pork Flavor - 30 Soft Chews - Packaging May Vary

13% OffFree Shipping

Main Highlights

America's #1 Selling Probiotic for Dogs: PetLab Co.s premium quality dog probiotics were the top-selling dog health supplement on Amazon in 2022. And owners across America are loving the benefits
Support for Paw Licking, Itchy Skin & Healthy Yeast Levels: Each tasty probiotic chew is formulated with prebiotics and probiotics. Including 8 strains of beneficial bacteria to support the immune system and dogs seasonal allergies
Digestive Health: This probiotic supplement also contains Inulin (a prebiotic for dogs) and Pumpkin for dogs to support digestive health and help counter occasional diarrhea and constipation
Manufactured in the USA & NASC Certified: Our mission is to ensure the very best quality through research and rigorous production practices. All our dog health supplies are manufactured in the USA using ingredients sourced from prime locations in the US & worldwide
Long Term Benefits: 84% of PetLab Co. subscribers have seen benefits within 90 days of making this part of their dogs daily routine*. Subscribe & save today to join over 4 million PetLab Co. pet owners investing in their dogs health & happiness daily

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8.1

Fortiflora

Purina Pro Plan Veterinary Supplements FortiFlora Chewable Dog Probiotic Supplement Tablets - 45 ct. Canister

Free Shipping

Main Highlights

From the makers of the number one probiotic supplement recommended by veterinarians (Kantar Veterinary Tracker, 2020)
Probiotic supplement for the dietary management of puppies and adult dogs with diarrhea
Contains probiotics for dogs proven to promote intestinal health and balance
Promotes a strong immune system and contains antioxidants for dogs
Easy-to-feed chewable probiotic tablet

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Our Best Overall Choice

Best Choice

9.7

Nutri-Vet

Nutri-Vet Pre and Probiotic Soft Chews for Dogs, Digestive Support, Upset Stomach, Liver & Cheese Flavor, Canine Prebiotic, Pet Fiber Supplement, Alternative to Dog Probiotic Powder, 120 Soft Chews

38% OffFree Shipping

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

DIGESTIVE ENZYMES FOR DOGS: Our probiotic dog chews are carefully crafted with your furry friend in mind; using only high-quality ingredients that are safe and beneficial, our chews provide dog digestive support for all breeds and sizes
VERSATILE BENEFITS: Our probiotics for dogs support healthy digestion, promote proper stool quality, provide immune system support, and contain naturally occurring micro-organisms that aid dog gut health
GREAT TASTE: Our probiotic chews for dogs not only provide essential digestive support, they also provide a taste even the pickiest of eaters can't resist, making this the perfect digestive probiotic for dogs
POWDER-FREE GUT HEALTH: Say goodbye to messy powders and support dog digestive health with our probiotic dog chews; These dog digestive supplements deliver all the benefits of a probiotic for dogs in a mess-free chewno scooping or mixing required!
POWERFUL BLEND: Our probiotic dog chews contain 1 billion CFUs of live, beneficial bacteria cultures; plus, with the inclusion of prebiotic inulin, our dog probiotics help stimulate growth of these bacteria in the digestive tract

Show Price

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PetLab Co. Allergy & Immune Daily Probiotics for Dogs. Supports Yeast Production, Seasonal Allergies, Intermittent Itchiness, Gut & Digestive Health - 30 Chews for Small Dogs

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Pawfy Probiotics for Dogs | Supports Digestive Health, Diarrhea for Small and Large Dogs | Improves Gut Health | Anti Yeast Supplements | Promotes Skin Health and Seasonal Allergies Support - 30 Chews

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Pet Honesty Probiotics for Dogs, Dog Probiotics for Diarrhea & Bowel Support, Digestive Enzymes Promotes Gut Health, Immunity Health & Itch Relief, Prebiotics and Probiotics (Duck 90 ct)

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Well Loved Probiotics for Dogs, Dog Probiotics, Made in USA, Vet Developed for Gut Health, Yeast Balance, Itchy Skin, Diarrhea & Gas Relief, Chews with Prebiotic & Digestive Enzymes, Digestive Support

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Probiotics for Dogs and Digestive Enzymes - 170 Dog Probiotics Chews - Dog Probiotic - Anti Diarrhea, Upset Stomach & Gas Relief, Constipation, Canine Prebiotic - Pet Fiber Supplement - Gut Health

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Pet Naturals Daily Probiotic for Dogs, Duck Flavor, 160 Chews - 120M CFUs Pre and Probiotics for Dogs Digestive Health, Gut Health, Immune Support, Diarrhea, Allergies and Itching

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NATURE TARGET Probiotics for Dogs & Digestive Enzymes for Digestive Health - Plus Fish Oil & Vitamins Supplement for Allergies & Immune & Itchy Skin, 120 Chicken Flavor Probiotic Soft Chews

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PetNC Natural Care Liver Flavor,Cheese Pre & Probiotic Soft Chews for Dog 120 ct (Pack of 1) (Packaging May Vary)

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Charlie & Buddy Pet Probiotics for Dogs Aid Gut Flora, Dog Probiotics for Digestive Health with Digestive Enzymes, Pumpkin, and Papaya for Upset Stomach, 90 Soft Probiotic Chews for Dogs, Duck Flavor

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Deals are Live

Special Amazon deal ends in:

10 Best Dog Probiotic Supplements of 2025

Tested and Reviewed: Top 10 Dog Probiotic Supplements deals with expert ratings from 8.1 to a perfect 10

Nutri-Vet

Nutri-Vet Pre and Probiotic Soft Chews for Dogs, Digestive Support, Upset Stomach, Liver & Cheese Flavor, Canine Prebiotic, Pet Fiber Supplement, Alternative to Dog Probiotic Powder, 120 Soft Chews

Editor's bottom line:

Main Highlights

Nutramax

Nutramax Proviable Digestive Health Supplement Multi-Strain Probiotics and Prebiotics for Cats and Dogs - With 7 Strains of Bacteria, 30 Capsules

Main Highlights

NATURE TARGET

NATURE TARGET Probiotics for Dogs, 6 Billion CFUs, Freeze Dried Dog Probiotics with Prebiotics & Digestive Enzymes, Vitamins, Omega 3, for Gut & Skin & Immune Health, Itch Relief, Reduce Diarrhea, Gas

Main Highlights

Native Pet

Native Pet Probiotics for Dogs - Dog Probiotics Powder for Digestive Health, Gut Support, & Immune Boost – Vet-Formulated Powder for Maximum Potency with Digestive Enzymes & Prebiotics - 30 Scoops

Main Highlights

WAG

Amazon Brand - Wag Probiotic Supplement Chews for Dogs, Natural Duck Flavor, 160 count

Main Highlights

Fera Pet Organics

Fera Pet Organics Probiotics for Dogs & Cats - Vet Created - Cat & Dog Probiotic Supplement - 12 Strains & Prebiotics for Pet’s Digestion - 60 Scoops​

Main Highlights

Zesty Paws

Zesty Paws Probiotics for Dogs, Digestive Enzymes Gut Flora, Digestive Health, Diarrhea & Bowel Support, DE111, Dog Probiotics Soft Chew for Pet Immune System, Chicken, 90 Ct

Main Highlights

Nutramax Laboratories

Nutramax Laboratories Proviable Digestive Health Supplement Multi-Strain Probiotics and Prebiotics for Dogs, With 7-Strains of Bacteria, 60 Chewable Tablets

Main Highlights

PetLab Co.

PetLab Co. Probiotics for Dogs, Support Gut Health, Occasional Diarrhea, Digestive Health & Seasonal Allergies - Pork Flavor - 30 Soft Chews - Packaging May Vary

Main Highlights

Fortiflora

Purina Pro Plan Veterinary Supplements FortiFlora Chewable Dog Probiotic Supplement Tablets - 45 ct. Canister

Main Highlights

Our Best Overall Choice

Nutri-Vet

Nutri-Vet Pre and Probiotic Soft Chews for Dogs, Digestive Support, Upset Stomach, Liver & Cheese Flavor, Canine Prebiotic, Pet Fiber Supplement, Alternative to Dog Probiotic Powder, 120 Soft Chews

Editor's bottom line:

Main Highlights

Related Deals You Might Like for Dog Probiotic Supplements

PetLab Co. Allergy & Immune Daily Probiotics for Dogs. Supports Yeast Production, Seasonal Allergies, Intermittent Itchiness, Gut & Digestive Health - 30 Chews for Small Dogs

Pawfy Probiotics for Dogs | Supports Digestive Health, Diarrhea for Small and Large Dogs | Improves Gut Health | Anti Yeast Supplements | Promotes Skin Health and Seasonal Allergies Support - 30 Chews

Pet Honesty Probiotics for Dogs, Dog Probiotics for Diarrhea & Bowel Support, Digestive Enzymes Promotes Gut Health, Immunity Health & Itch Relief, Prebiotics and Probiotics (Duck 90 ct)

Probiotics for Dogs Digestive Health - Probiotic Chews for Gut Health, Itchy Skin Yeast, Diarrhea - USA Product - Immune Support Supplement - Dog Digestive Support & Allergy Relief Chews with Enzymes

Well Loved Probiotics for Dogs, Dog Probiotics, Made in USA, Vet Developed for Gut Health, Yeast Balance, Itchy Skin, Diarrhea & Gas Relief, Chews with Prebiotic & Digestive Enzymes, Digestive Support

Probiotics for Dogs and Digestive Enzymes - 170 Dog Probiotics Chews - Dog Probiotic - Anti Diarrhea, Upset Stomach & Gas Relief, Constipation, Canine Prebiotic - Pet Fiber Supplement - Gut Health

Pet Naturals Daily Probiotic for Dogs, Duck Flavor, 160 Chews - 120M CFUs Pre and Probiotics for Dogs Digestive Health, Gut Health, Immune Support, Diarrhea, Allergies and Itching

NATURE TARGET Probiotics for Dogs & Digestive Enzymes for Digestive Health - Plus Fish Oil & Vitamins Supplement for Allergies & Immune & Itchy Skin, 120 Chicken Flavor Probiotic Soft Chews

PetNC Natural Care Liver Flavor,Cheese Pre & Probiotic Soft Chews for Dog 120 ct (Pack of 1) (Packaging May Vary)

Charlie & Buddy Pet Probiotics for Dogs Aid Gut Flora, Dog Probiotics for Digestive Health with Digestive Enzymes, Pumpkin, and Papaya for Upset Stomach, 90 Soft Probiotic Chews for Dogs, Duck Flavor

Deals are Live

Fera Pet Organics Probiotics for Dogs & Cats - Vet Created - Cat & Dog Probiotic Supplement - 12 Strains & Prebiotics for Pet’s Digestion - 60 Scoops