Best Powder Dog Probiotic Supplements in 2026

(1) 30-Count Box - Purina Pro Plan Veterinary Diets Probiotics Cat Supplement, Fortiflora Feline Nutritional Supplement

FortiFlora is the probiotic recommended by veterinarians (Kynetec, Probiotic Recommendation Study, March 2019)

Probiotic supplement for the dietary management of kittens and adult cats with diarrhea

Digestive Health Support for Dogs and Cats: Proviable, a multi-strain probiotic supplement for dogs and cats, 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

MORE PROBIOTICS PER SERVING (6 Billion CFUs) - Our Probiotics soft chews for dogs help support proper digestion and bowel health with a delicious combination of pumpkin, probiotics and digestive enzymes. Two of our 3 gram Probiotic chews have 6 billion CFUs which is more than most other brands. This means better results and a supply of probiotics that will last you longer than other brands!

PREMIUM NATURAL INGREDIENTS + MADE IN THE U.S.A. - At Pet Honesty we're committed to premium quality ingredients and strict safety standards. Our Probiotic dog chews are made with natural ingredients and contain zero wheat, GMOs, corn, soy, sugar and harsh preservatives. We manufacture in the U.S. in a GMP-certified facility and only use the highest-quality, U.S. and globally sourced ingredients with natural digestive health properties like pumpkin and natural probiotics.

SUPPORTS HEALTHY DIGESTION + NUTRIENT ABSORPTION - Our Probiotic soft chews balances your dog's intestinal microflora and maintain proper gut pH levels. Relying on natural ingredients like pumpkin, canine-specific Lactobacillus strains and a special enzyme blend, these chews are great for supporting your dog's digestion, stomach, and GI tract, and also help with loose stools.

DIGESTIVE HEALTH SUPPORT - Nutri-Vet Pre and Probiotic for Dogs is a Veterinarian-formulated soft chew dog treat that supports digestive health and promotes proper intestinal microflora.

GREAT TASTE - Irresistable cheese and liver flavor is a proven favorite among dogs of all breeds and sizes.

GUT HEALTH SIMPLIFED - Avoid the mess and inconvenience of probiotic powders with Nutri-Vet's convenient soft chews which can be administered as a treat or at meal-time.

Contains guaranteed amounts of four different live, active cultures and pre-biotic inulin

Is Micro-encapsulated for better stability

Helps maintain a healthy immune system

ONE CHEW, MANY BENEFITS - This dog probiotic is formulated to deliver digestive support, promote healthy yeast production and encourage a normal immune response. Unlock a new world of happiness and comfort for your dog

WORLD-CLASS INGREDIENTS - Our pet probiotic supplement contains a base of Inulin (prebiotic for dogs), Honey, and Pumpkin. Plus 8 strains of beneficial bacteria that work as a digestive aid, optimize skin health, and support coat comfort

EASY-TO-USE - Young puppy or a senior dog? Supporting their gut health shouldn’t be difficult. Our canine Chews are easy to use and easily absorbed, and thanks to their mouth-watering pork flavor, they are easy to give to even the fussiest of pups

Contains Fructooligosaccharide (FOS): A prebiotic to support the growth of probiotic microorganisms

Digestive Support: Specially Crafted For dogs, cats, exotic animals and wildlife mammals

Formulated for Pets: Experiencing changes in their current nutritional or environmental conditions

Advanced Probiotics & Enzymes Powder supplement is specially developed to support and balance the entire GI environment.

PB6 technology enables beneficial bacteria to travel through the entire GI tract for optimal stomach and intestinal balance.

Veterinarian formulated for pets with sensitive stomachs and digestive issues.

✔️ ALL NATURAL GUT FLORA SUPPORT: pet probiotics for dogs is an all-natural supplement for health issues such as dog diarrhea, upset stomach, gas, bloating and as a coprophagia treatment for dogs

✔️ VET NUTRITIONIST AND PHD DEVELOPED: our canine probiotic leverages an optimal blend of 4 probiotic strains, prebiotic fiber, & protein to make the most efficacious probiotic on the market

✔️ MORE EFFECTIVE THAN SOFT CHEWS: Our dog probiotics powder is a more effective solution than soft chews. No question. Our probiotic dog supplement is gently manufactured to ensure efficacy!

PLANT ENZYMES PLUS PROBIOTICS assist in digestion and absorption of nutrients to maintain your pet’s good health.

BREAKS down fats, carbohydrates, cellulose, and protein.

OPTIMIZES food values. REDUCES flatulence. BOOSTS vitality. SUPPORTS immune system.

PREMIUM INGREDIENTS MADE IN USA – NWC Naturals products are made in the USA in a GMP Certified Factory. Under strict quality and safety standards, our products are formulated just for pets with human quality ingredients. All the probiotics used are approved by AFFCO as being safe for dogs, cats, and horses. Our wonderful Total-Biotics powder contains 14 of the most researched productive live and stabilized probiotics available.

SAFE FOR PETS OF ALL AGES: Start giving Total-Biotics when your pets are young, it will give them the vital support they need to grow and develop to their optimum level of health. No matter the breed or age, using Total-Biotics daily helps support regularity, good digestion, a strong immune system, and a healthy digestive tract. A healthy pet is a happy pet.

EXCLUSIVE DELIVERY OF NUTRIENTS: Total-Biotics by NWC Naturals is the only probiotic formula that uses the only patented stabilized glutamine in the world, MGG Chelate. With the Live Enzyme Activated Delivery System (L.E.A.D.S.), we ensure the best delivery and colonization of these probiotics. The L.E.A.D.S. system works to deliver the probiotics and activate the prebiotics to deliver the nutrients in this form.

Better Health for your Best Friend: Whether your dog has always struggled with digestion issues, or just needs a little extra help recovering from a recent dog antibiotic round, Pet Ultimates probiotic for dogs helps restore their health, making them feel active and happy again!

Ultra-Concentrated Dog Probiotic with More Species: Each scoop of our pet probiotics for dogs is custom formulated with twenty-two carefully selected species, known to support regular dog digestion, healthy skin, and renewed vitality. Our probiotics with enzymes REDUCE gas symptoms, excessive shedding, itching, scratching and hot spots.

None of the Bad Dog Stuff: Don't fall for foreign-manufactured dog probiotics and digestive enzymes that use sugar, grain maltodextrins or other ultra-processed ingredients as their base. We are proud to offer you a probiotic for dogs with a base of pure inulin powder, with no fillers, artificial flavors, sugar, soy or wheat products.

Each Container of Complete Probiotics, for Cats and Dogs Contains 3.17 oz (90 g)

Following Dr. Mercola’s belief in providing the best quality products, this product is non GMO, Gluten Free, and Soy Free

Our Complete Probiotics for Pets provides your cat or dog with 38 billion CFU beneficial bacteria from 14 carefully selected strains known to promote optimal gastrointestinal health in pets.*

CUSTOM FORMULATED BY FERA'S CEO, VETERINARIAN DR. DULAKE: Our product with eleven hand selected species and organic prebiotics to make the perfect probiotic powder formula for your pet

5 BILLION CFUs PER SCOOP: With 11 LIVE POWERFUL STRAINS of living GOOD BACTERIA - Each strain is hand picked and formulated by our veterinarian to be the best dog probiotics and cat probiotics

NO ADDITIVES, FILLERS OR PRESERVATIVES: All-vegan probiotic, no wheat, corn, soy. gluten-free, dairy- free. Our powder is all natural and hypoallergenic, unlike other probiotic tablets and soft chews.

PROBIOTICS FOR DOGS CAT PROBIOTIC - natural composition with enzymes helps your pet to eat right, absorb more nutrients and adhere to a healthy lifestyle. Does not contain chemical additives.

PROBIOTIC PLUS PREBIOTIC POWER - probiotic for dogs creates optimal conditions for digestion and absorption of food, and the prebiotic helps to open up the probiotic 100 percentaj. Give it a try

DIGESTIVE FOR ALL BREEDS - pet probiotics are designed to gently optimize digestion, pleasant for the dog and cat. It is a basic supplement with high potency and performance in every drop

PREMIUM PROBIOTIC SUPPLEMENTS FOR DOGS & CATS - Our clinical-strength probiotics are made with maximum-potency Probiotics to support healthy digestion. Featuring five of the most beneficial probiotic strains in dogs and cats, with 5 billion CFUs per serving!

ONCE-DAILY FOR DOG'S OPTIMAL GUT HEALTH - Fortified with Prebiotics and Sweet Potato to a beneficial amount of dietary fiber and daily nutrients. Using Profivex daily may also help improve immune function and anal gland health.

VET-APPROVED INGREDIENTS: Our all-natural dog treats & powder use only high-quality and beneficial probiotic strains recommended by vets—including Lactospore, a patented probiotic strain that offers the highest support for your pet’s digestion.

The Original probiotics for dogs and cats. 360 scoops per jar. (that's 360 Billion CFU per jar). Great value for large dogs, individuals with multiple pets, or for providing multiple servings per day. Best when used within 8 months Also available in a smaller, 120 serving size jar)

The #1 TRUSTED PROBIOTICS FOR PETS: 12 years of consistent, Natural results combatting dog diarrhea, loose stool, yeast overgrowth, bad breath, constipation, itching & scratching, allergies, digestive issues, and gut related problems in pets. Wholistic choice to bring your pet relief.*

VET Recommended - No rice. No Maltodextrin. Gluten-Free, Non-GMO, Non Dairy, No Soy, No Fillers, No Flavorings, Odorless, NO BYPRODUCTS.

PROBIOTICS FOR DOGS SUPPLEMENT POWDER - 120 grams, 120 scoops per jar, 5 strains of dog probiotic for dogs, 5 billion CFUs per scoop, Inulin prebiotic. For dog allergies, constipation relief, gas, bad dog breath, hot spot treatment, itchy skin relief, healthy coat, shedding, itching. Safe for small, medium, large, giant breeds, puppy, adult & senior dogs. No refrigeration needed.

DOG DIGESTIVE ENZYME BLEND + PUMPKIN - Healthy dog digestion aid for canine digestive & gastrointestinal health. Just mix with dog food in the AM & PM for sensitive stomach, diarrhea, vomiting, loose stool, constipated dogs, bloating, flatulence, anal gland scooting.

IMMUNE SYSTEM SUPPORT & DOG ALLERGY RELIEF - Our dog prebiotics probiotics powder restores healthy gut flora balance. Best dog acidophilus probiotic to prevent UTI urinary tract infection & dog yeast infection treatment prevention.

Dog Gas Relief, Tastes Great, No Mess. Our dog probiotics diarrhea treatment for dogs makes gas stop for dogs, small easy to chew, bite-sized bacon liver dog supplement tablets your pet will love. Perfect probiotic chews for dogs with sensitive stomach who hate taking pills, pouches; Treat won't harden into clumps like powder, cause dog breath, make your house smell, or spill on kitchen counters like messy liquids, powders, and hard to open capsules; Safe w/ vitamins, no refrigeration needed

Gas Relief for Dogs with No Byproducts, No Allergies, Safe, Made in the U.S.A. Vet approved dog diarrhea medication, hypoallergenic zesty probiotics for dogs and pet glucosamine; For allergy prone dogs; No wheat, corn, maltodextrin, animal digest, grains, soy, egg, potato, shrimp, crab, shark, gluten, avocado; Our canine prebiotic custom formula provide relief for gas in dogs, puppies, seniors, little or large breed; Made in small batches, Gmp organic certified facility; 3rd-party-tested purity

Healthy Canine Digestion, Skin, Coat, Joints. Your dog will look & feel great with the ultimate chewable 7 billion Cfu probiotic for dogs supplement & pet enzymes for healthy stomach digestion, dogs yeast, glucosamine for dogs, chondroitin, and Msm for joints, cartilage, heart, brain, hepatic liver; Natural anti-inflammatory pet probiotics remedies pain, inflammation, rheumatoid arthritis, hip dysplasia relief, post antibiotics medicine treatment; Immune support for puppy, adult, senior pets

Daily probiotic includes Prebiotics to support a gut environment where probiotic cultures and colonies can thrive.

Probiotics may help with gassiness, flatulence, bad breath and elimination issues in pets. A daily probiotic can also promote a healthy coat, digestive regularity and general immune system support.

Recommended for dogs that suffer environmental, breed specific digestive issues, nervous digestive issues or those that are currently on an antibiotic.

Itch & Allergy Relief with Omega-3 for Dogs - with 500mg of Omega (EPA+DHA) per serving, our chewable supplement helps with hot spots, dry itchy skin, ease itching, irritated skin, stops shedding.

Skin & Coat + Hip & Joint Supplement Combined - Omega 3 is a vital element to keep your pet active, support healthy hip and joints, brain, heart, immune health. Can be served with regular pet food.

Bark&Spark Commitment - we are keen to give best to our furry customers and we take NO compromise when it comes to product quality. Our omega 3 bites are made in the USA, with human grade ingredients.

Water-soluble pre- and probiotic powder for cats, supports balanced microbial flora, easy to deliver

Contains 4 billion CFUs of probiotics, helps maintain balanced microbial flora for good bowel health

Added prebiotics support the growth of beneficial bacteria that naturally occur in healthy guts

Flora Dog Powder: Contains 20 billion live probiotic cultures in each scoop to support digestive health and help maintain your dog's immunity. When comparing probiotic options for your dog be sure to look closely at the number of live cultures in each serving.

Probiotic Strain Diversity: 10 Unique Probiotic Strains are included in this comprehensive formula for maximum strain diversity, including canine specific strains to closely match the flora found in your dog's digestive tract.

Powered By Prebiotics: Prebiotics boost natural gut probiotics and help support healthy probiotic growth in the digestive tract.

Six (6) 30-Count Boxes - Purina Pro Plan Veterinary Supplements FortiFlora Cat Probiotic Supplement for Cats with Diarrhea

Number 1 veterinarian-recommended cat probiotic brand to support digestive health (Kantar Veterinary Tracker, 2021), making it an excellent cat supplement

Purina Pro Plan Sensitive stomach cat food supplement for the dietary management of kittens and adult cats with cat diarrhea

PRIORITIZE YOUR HORSE'S HEALTH: Keep your equine friend happy and healthy with our Total Pre & Probiotic powder, specifically formulated to support digestive health and prevent gastrointestinal upset in foals and adult horses.

NATURAL FIBER FOR MAXIMUM ABSORPTION: Our powder contains chicory inulin, a natural plant prebiotic that passes efficiently through the stomach and into the hindgut, increasing mineral absorption for optimal health.

POWERFUL PROBIOTICS FOR BETTER DIGESTION: With 50 million CFU (colony forming units) per gram, our powder is packed with powerful probiotics that boost feed efficiency, improve digestion.

HELPS YOUR PET’S GUT TO WORK AS IT SHOULD: Probiotic powder for Allergy Relief, Hot Spot Treatment, Diarrhea, Yeast Infections, Itching, Gas, Bad Breath, Scratching, Bloating and Constipation

IMPROVES HEALTH & HAPPINESS: Extracts more energy and nutrients from your pet’s food. Optimizes digestive health.

BOOSTS IMMUNITY: Probiotics help protect your pet against germs and disease. Restores gut health following antibiotic use

MAX Concentration for MAX Urinary Tract Support - 400mg of cranberry seed oil + 350mg of d-mannose, 350mg of grapefruit seed extract, and 7M CFU of probiotic blend per chew. Dog cranberry supplement helps to support your dog urinary tract.

Vet Formulated and Complete Urinary Tract (UT), Kidney & Bladder Supplement - Healthy Urinary tract = Happy Pets & Happy Pet Parents. MAX Cranberry chews are vet formulated to promote optimal urinary tract health and dog bladder support.

MAX Cranberry chews for dogs help maintain normal urine pH - our advanced formula rich in pure cranberry seed oil, d-mannose, grapefruit seed extract promotes normal detoxification of the urinary tract (UT). Imbalance of urine pH may lead to UTI's.

✅ Well Loved Probiotics for Dogs is an advanced veterinarian formulated soft chew supplement with prebiotics, dog probiotics and digestive enzymes to support digestive health, immune system, allergy relief and dog upset stomach relief. Our probiotic for dogs support dog gut health and prevent against occasional dog diarrhea, dog gas relief, and constipation.

✅ Vet Developed and Made in USA Dog Vitamins and Supplements - Probiotics and digestive enzymes for dogs are critical for your pup’s health. Your dog is sure to love our taste tested dog probiotic with prebiotic and digestive enzymes. Our natural and holistic ingredients work together to safely and effectively improve gut health for dogs, immune system support and dog allergy relief.

✅ Flavor that Dogs Love - Our dog probiotic soft chews start to provide benefits within a few days of daily use. With no artificial flavors, just a delicious natural taste that's gentle and effective. Also known as dog digestive support, dog immune supplement, dog digestive enzymes, dogs probiotics, canine probiotic, probiotics dogs, probiotics for puppies, probiotic dog chews, digestive probiotics for dogs, and pet probiotics.

EASY TO GIVE PROBIOTIC CHEWS FOR DOGS – Our delicious duck flavored soft chews are grain-free, made with real pumpkin, and contain five strains of probiotics known to support digestive health in dogs

SUPPORTS OVERALL HEALTH – Our chewable probiotics for dogs help maintain proper gut flora, support digestive function, and supports a healthy immune system

PROMOTES INTESTINAL WELL BEING – Our combination of carefully selected probiotic and prebiotic strains helps support normal digestive function and maintain proper gut flora. Perfect for dogs of all sizes and breeds

Probiotics Dogs Love - Give your dog digestive support with our canine probiotic chews. Help with large dog diarrhea, dog gas, belly discomfort, or loose stools. Pet Probiotic digestive enzymes for dogs support healthy bacteria in your dog's stomach.

Not all Dog Probiotics are made equal - Our dog Probiotic Chews include Prebiotics for dogs. As a member of the NASC (National Animal Supplement Council) PawMedica takes every step needed to ensure we're delivering a high quality probiotic for pets.

Support Healthy Dog Digestion - A Pet Probiotic for dogs helps support dog digestive enzymes and assists healthy dog vitamin absorption. Enzyme chews for dogs & digestive enzymes for pets help your dog's GI tract work smoothly and gives your dog gas relief.