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

February 2026 Edition

Editor's Choice

9.7

Pet Honesty

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

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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

BENEFITS BEYOND DIGESTION: Our probiotics for dog digestive health are tasty, vet-recommended chews loaded with benefits for your furry family member. Not only do they assist in the digestion & absorption of essential nutrients, theyre dog probiotics for yeast, itchy skin, & itchy ears too. And because gut health for dogs is so important, our probiotics for dogs help maintain proper gut flora & gut pH. Our little chews provide big benefits for optimal health because that's what your dog deserves.
THE INSIDE STORY: These soft chews are formulated with probiotics, the good bacteria that support digestion, gut & immune health. This is also a probiotic for dogs itching & licking paws. Plus, it supports sensitive stomachs with prebiotics for dogs that boost probiotics, & fiber that promotes regularity & a healthy gut microbiome. Sweet potato & pumpkin are also in the mix for added fiber & nutrients, as well as enzymes that help digestion & overall health.
IMPROVING PET HEALTH: Introducing a probiotic to your dogs daily routine will support beneficial bacteria & microflora in the gut which will help correct imbalances that can add to nutrient deficiencies, upset stomachs, vomiting, & loose stool. But dont take our word for it. 85% saw an improvement in dogs digestive health within three months.
DROOL-WORTHY TASTE: Not only do our probiotics support gut + immune health, aid in dog allergy relief, provide immune support, are an anti-diarrheal for dogs, & a yeast infection treatment for dogs, they taste great too! So, in addition to giving your pup something that's good for them, you'll also be giving them something that theyll love.
THE HONEST DIFFERENCE: Our products are made with clean, science-backed ingredients for results you can trust, & with no fillers, artificial preservatives, colors, or flavors, you'll have no doubt your dog is getting the best. Proudly supporting pets in need nationwide & using recycled plastic in our packaging, there's also no doubt that we're committed to doing our best. -- All products are made in the U.S.A. | NASC Member Company

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9.5

Zesty Paws

Zesty Paws Probiotics for Dogs - Digestive Enzymes for Gut Flora, Digestive Health, Diarrhea & Bowel Support - Clinically Studied DE111 - Dog Supplement Soft Chew for Pet Immune System - Pumpkin

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Main Highlights

Support Fido's Tummy - These functional soft chew supplements have a base of pumpkin and papaya (sources of enzymes) plus probiotics for digestion, bowel, and immune support to care for canine pets.
Features Clinically Studied DE111 Probiotic - This chewable functional supplement contains DE111, a clinically studied Bacillus subtilis that supports proper digestive function and the immune system.
Six-Strain Probiotic Powder Blend - These chewables contain six probiotics (live bacteria) that support gut function and proper gut flora for support against occasional diarrhea, gas, and bloating.
Supports Doggy Gut Flora - Probiotic Bites help support microflora for occasional gastric distress (constipation, indigestion, gas, bloating) support and digestive tract health for your doggie.
Treat Fido to Tasty Immunity Support - The DE111, Lactobacillus acidophilus, L. plantarum, L. brevis, L. fermentum, and L. lactis help animal immune response for small, medium, and large breeds.

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9.5

Artullano

Probiotics for Dogs - Support Gut Health, Itchy Skin, Allergies, Immunity, Yeast Balance - Dog Probiotics and Digestive Enzymes with Prebiotics - Reduce Diarrhea, Gas - 120 Probiotic Chews for Dogs

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Main Highlights

Improve Gut Health & Relieve Digestive Issues: Our Advanced Probiotic for Dogs enhances gut health, alleviating irritable bowels, gas, bloating, constipation, loose stools, and anal gland issues
Support Immune & Overall Health: Our chewable probiotics for dogs not only support healthy digestion but also aid in alleviating food allergies, which can often manifest as skin conditions.
Premium Quality Ingredients: Our healthy chewable dog probiotic is expertly crafted with natural ingredients and free from artificial colors or flavorings, providing high-quality support for your dogs digestive health and overall well-being
Delicious Duck Flavored Soft Chews: Dogs will love the tasty chicken flavor of this probiotic for dogs treats, eliminating the need for messy powders, measuring, or hard-to-swallow pills.
All Breeds, All Ages And Size: our dog probiotics for yeast, itchy skin and itchy ears are suitable for dogs of all breeds from small yorkie to large retriever, all ages from puppy to senior dogs.

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9.2

Bundle x Joy

Bundle x Joy Probiotic & Prebiotic Daily Boost for Dogs, Gut Support, Immune Formula with Bone Broth, 6 Billion CFU, 35 Scoops, 4.8 oz - Made in USA

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Main Highlights

DIGESTIVE SUPPORT: Features 7 strains of beneficial bacteria delivering 6 billion CFUs per scoop to promote healthy digestion and gut function in dogs
PREMIUM INGREDIENTS: Made with real beef bone broth for enhanced flavor, containing no artificial colors, flavors, preservatives, corn, wheat, or soy
IMMUNE HEALTH: Supports your dog's immune system through a balanced blend of probiotics and prebiotics while maintaining normal GI function
EASY TO USE: Includes 35 convenient scoops (4.8 oz total) that can be mixed with water for added hydration benefits
QUALITY FORMULA: Poultry-free, no added sugar, high-protein supplement made in the USA to support sensitive stomachs and diet transitions

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9.0

Pet Naturals

Pet Naturals Daily Probiotic for Dogs, 120M CFUs - Pre and Probiotics for Dogs Digestive Health, Gut Health, Immune Support, Diarrhea, Allergies and Itching - 60 Chews, Duck Flavor

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Main Highlights

Probiotic chews for dogs: Pet Naturals veterinarian-formulated dog probiotic helps maintain microflora balance in the GI tract to promote gut health, regularity and immune function while discouraging the growth of bad bacteria
Dog probiotics for digestive health: Combining 120 million CFUs of Bacillus coagulans and prebiotic fiber to help ease signs of GI distress like diarrhea, vomiting, constipation, bad breath, gas, bloating, itching and paw licking
Optimal gut health for dogs supports their overall health: Much of a dogs wellness starts in the gut, meaning you can support immune health, allergy response, nutrient absorption, skin health and more by introducing good bacteria to their microbiome
Dog digestive support made easy: Give 1 of our dog probiotic chews per 25 lbs of body weight; recommended for dogs that suffer environmental or nervous digestive issues or those that are currently on an antibiotic
Delicious, effective & safe: Pet Naturals cat and dog supplements are carefully crafted to support your pets health from nose to paw; free from corn, wheat and artificial ingredients; veterinarian formulated, NASC approved and manufactured in the USA
IDEAL FOR DAILY USE Gentle and effective, these probiotics for dogs are perfect for everyday use to maintain regularity and digestive balance, and can also be given during times of stress, dietary changes, or travel.
MADE IN THE USA WITH QUALITY YOU CAN TRUST Manufactured in FDA-registered, NASC-certified facilities in the USA, Pet Naturals probiotics are held to the highest standards for safety, quality, and consistency you can rely on.

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8.8

Pro Plan Veterinary Diets

Purina Pro Plan Veterinary Supplements FortiFlora Canine Probiotics for Dogs, Helps Digestive Gut Health and Diarrhea - 30 ct. Box

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Main Highlights

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 a probiotic for dogs proven to promote intestinal health and balance
Promotes a strong immune system and contains antioxidants for dogs
Easy-to-feed dog supplement powder

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Best Value

8.6

Save 13%

ZEBORA

ZEBORA Probiotics for Dogs - Dog Probiotics, Pumpkin for Digestive & Gut Health, Digestive Enzymes & Prebiotic for Occasional Diarrhea, Support Immune, Skin & Allergies, 120 Soft Chews, Pumpkin Flavor

13% OffFree Shipping

Main Highlights

Powerful Dog Probiotic: With 6 Billion CFU live probiotic for dogs, pumpkin, digestive enzymes, prebiotics, and omega-3, our dog digestive support chews do more than aid digestion. It provides complete support for your dog's gut, immune, skin and allergy
Enhanced Gut Flora: Our pet probiotics for dogs actively support optimal gut health for dogs. The pre and probiotics, digestive enzymes support a balanced gut microbiome and absorb nutrients, providing anti diarrhea for dogs and dog constipation relief
Pumpkin for Digestion & Immunity: Our dog probiotics for digestive health support a strong immune system by maintaining a healthy balance of gut flora. Combined with vitamin-rich pumpkin fiber for dogs, it aids digestive regularity, and bowel movement
For Healthy Skin and Less Allergy: Our dog gut health probiotics add Omega-3 to nourish the skin to reduce dryness, shedding and promote a glossy coat. Also, the probiotics help manage underlying inflammation that may lead to allergies and itchy
Irresistible Pumpkin Flavor Soft Chews: Why hide a pill when you can reward them with a treat? Our probiotic chews for dogs is made with real pumpkin & chicken - no artificial flavors. The meaty taste is so irresistible that your dog will beg for more
Premium, Trusted, Formulated for All Dogs: From puppy to senior, our puppy probiotic is crafted with care for every stage of life. We uphold the strict quality standards: all-natural, non-GMO, vet-recommended, and GMP compliant, with no useless fillers

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8.3

TzzyiC

Probiotics for Dogs Gut Digestive Health Probiotic Chew for Dogs Digestive Enzymes Relieve Diarrhea Immunity Oral Problems Itching Constipation Prebiotics Dog Probiotics 200 Tablets Chicken Flavor

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Main Highlights

Promotes Digestive HealthProbiotic for dogs is specifically formulated to balance gut flora, dog digestive support, and help combat common digestive issues Pet probiotic chew able tablets can be good for you dog upset stomach remedy reliefdog gut healthremissionvomitinggas, bloating,This probiotic for dogs gut health is naturvet probiotics and enzymes for dogs keep his digestive system in good shape,Promote absorption, full of vitality.
Gut health for dogs is Key to Supporting Immune and Overall HealthOur dog stomach probiotics be rich in dog prebiotics not only support healthy digestion, but also help maintain regularity and supports overall healthboost your dog's immune system.Much of a dogs wellness starts in the gutgood dog probiotic chews can effectively support immune healthimproved products for dogs bad breath, provides dog probiotic and enzymes.
High quality probiotic formulaOur probiotic chews for dogs tablets are rich in inulin and pumpkin, Inactive ingredients include brewer's yeast, natural chicken seasoning, glycerin, etc all natural ingredients carefully matchedno wheat and soydelicious, safe and effective. It's a probiotic chew for dogs relieve remission for dogs bad breath, can improve pet mouth improves palatability andrelieve dogs probiotics for itching and yeast.
Suitable for all dogs to help absorb essential nutrients: This probiotic chew is specially formulated for dogs and be rich in probiotic for dogs and enzymes ;Contribute to probiotic dog enzymes for dogs and help your pet get the most nutrients from their daily dietIs probiotic chew for dogs and probiotic dog treats.Support your dog's health from gut to mouth.Keep your dog active every day.It's necessary for dog probiotic supplements
Made in the USA, veterinarian recommended: This pet probiotic contains no animal protein, artificial additives and colors. It is safe and beneficial to dogs. Dog probiotics helps metabolism and helps your pet enhance digestive health. Probiotics for dogs provides high-quality nutritional support to help your pet get the most nutrition from his daily diet and make your pet's life full of vitality

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8.1

Nutramax

Nutramax Proviable Probiotics for Dogs and Cats, Daily Digestive Health Supplement with Multiple Strains of Bacteria, Cat and Dog Probiotics Plus Prebiotics, 30 Capsules

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Main Highlights

Cat and Dog Probiotics for Digestive Health - Proviable capsules contain multiple strains of beneficial bacteria, providing 5 billion colony-forming units (CFUs) to support your pets gut health. They also include prebiotics to encourage the growth of probiotics.
A Healthy Gut Supports Overall Health - Probiotics help support intestinal health after imbalances, such as diet changes, food sensitivities, dietary indiscretions, or stress from travel or kenneling.
Clinically Researched - Backed by multiple published studies, Proviable multi-strain probiotic for dogs and cats contains beneficial bacteria to help support gut health.
Easy Administration - Incorporating Proviable probiotics into your pets daily routine is simple just open the capsule and sprinkle the powder onto your pets food at mealtime.
Vet Recommended Probiotic - Proviable comes from Nutramax Laboratories Veterinary Sciences Inc., the #1 Veterinarian Recommended Supplement Company*.
Exceptional Quality - Nutramax Laboratories Veterinary Sciences Inc. exceeds the industry standard for animal health supplements, with products that are backed by science and guaranteed to meet label claims.

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8.1

Save 10%

Nutri-Vet

Nutri-Vet Pre & Probiotics for Dogs, Digestive Support, Upset Stomach, Puppy Probiotic, Pet Vitamins and Supplements, Dog Probiotics, Liver & Cheese Flavor, 120 Soft Chews

10% OffFree Shipping

Main Highlights

DIGESTIVE ENZYMES FOR DOGS: These probiotic dog chews support dog digestive health with high-quality ingredients: Perfect for all breeds and sizes, our dog probiotics provide essential dog digestive support to keep your pup happy and healthy
VERSATILE BENEFITS: These probiotics for dogs support dog digestive health, promote proper stool quality, and boost the immune system; With naturally occurring micro-organisms, our dog probiotic chews aid dog gut health for overall wellness
GREAT TASTE: These probiotic chews for dogs support dog digestive health while delivering a flavor even picky eaters love; Packed with probiotics for dogs digestive health, they make the perfect dog probiotic chews for daily dog gut health support
POWDER-FREE GUT HEALTH: No more messy powders! Support dog gut health with our probiotic dog chews; These dog digestive supplements provide the benefits of probiotics for dogs digestive health in an easy, mess-free chewno scooping or mixing needed!
POWERFUL BLEND: Our probiotic dog chews contain 1 billion CFUs of beneficial bacteria cultures; With prebiotic for dogs like inulin, these dog probiotics for digestive health support dog gut health, aiding dog digestive support and diarrhea relief

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Our Best Overall Choice

Best Choice

9.7

Pet Honesty

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

Free 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

BENEFITS BEYOND DIGESTION: Our probiotics for dog digestive health are tasty, vet-recommended chews loaded with benefits for your furry family member. Not only do they assist in the digestion & absorption of essential nutrients, theyre dog probiotics for yeast, itchy skin, & itchy ears too. And because gut health for dogs is so important, our probiotics for dogs help maintain proper gut flora & gut pH. Our little chews provide big benefits for optimal health because that's what your dog deserves.
THE INSIDE STORY: These soft chews are formulated with probiotics, the good bacteria that support digestion, gut & immune health. This is also a probiotic for dogs itching & licking paws. Plus, it supports sensitive stomachs with prebiotics for dogs that boost probiotics, & fiber that promotes regularity & a healthy gut microbiome. Sweet potato & pumpkin are also in the mix for added fiber & nutrients, as well as enzymes that help digestion & overall health.
IMPROVING PET HEALTH: Introducing a probiotic to your dogs daily routine will support beneficial bacteria & microflora in the gut which will help correct imbalances that can add to nutrient deficiencies, upset stomachs, vomiting, & loose stool. But dont take our word for it. 85% saw an improvement in dogs digestive health within three months.
DROOL-WORTHY TASTE: Not only do our probiotics support gut + immune health, aid in dog allergy relief, provide immune support, are an anti-diarrheal for dogs, & a yeast infection treatment for dogs, they taste great too! So, in addition to giving your pup something that's good for them, you'll also be giving them something that theyll love.
THE HONEST DIFFERENCE: Our products are made with clean, science-backed ingredients for results you can trust, & with no fillers, artificial preservatives, colors, or flavors, you'll have no doubt your dog is getting the best. Proudly supporting pets in need nationwide & using recycled plastic in our packaging, there's also no doubt that we're committed to doing our best. -- All products are made in the U.S.A. | NASC Member Company

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