10 Best Probiotics For Dogs Reviewed – 2021

Probiotics play a significant role in preserving your dog’s health. Every breed and size of dog can benefit from the supplement. Among the many benefits, probiotics will calm an upset stomach, manage diarrhea, and prevent digestive tract infections. The best probiotics for dogs help to regulate weight and appetite, which is so critical for your dog’s overall health.

Over 1000, various bacteria and microorganisms make up a dog’s ecosystem. Boosting their regimen of probiotics supports the good bacteria living in their mouth, stomach, and pharynx.

Many of the following products are offered with a combination of prebiotics and probiotics. Prebiotics are a form of high-fiber that acts as a food for the probiotic microorganism. Prebiotics are also used to improve the dog’s balance of microbes. Both compounds support helpful bacteria growth in a dog’s GI tract.

An Age Issue

As dogs start to age, their immune systems have trouble fending off infections. Make sure your dog is getting healthy quantities of probiotics for excellent nutritional balance. This balance lowers their susceptibility to chronic disease.

You want your best friend to lead a lengthy and vigorous life. Technology has provided exceptional supplements we can give to our pets to help neutralize any expected later life complications. Probiotics are one of the very best additional remedies.

It is a prerequisite to stay within recommended dosages and expiration dates for the probiotics you are giving your dog. Probiotics are not created equal. Pay close attention to your pet’s symptoms and explore the best formula for that condition. The following probiotics are ten of the very best available.


Best Probiotics For Dogs Reviewed

DR. DOBIAS Gut Sense

DR. DOBIAS Gut Sense by DR. DOBIAS, organic probiotic made in the USA. Peter Dobias is a 30 veterinarian who trusts in natural dog food and holistic health. The DR. DOBIAS website is devoted to the care and feeding of dogs. GutSense is certified organic and non-dairy probiotic. Two capsules contain 10.1 billion CFUs. Small dogs of fewer than 22 lbs. should be given only one tablet intermittently, medium to large dogs 2 to 3 capsules intermittently. If your dog is suffering acute digestive problems, Dr. Dobias recommends doubling the intake. Always consult with your veterinarian before giving any type of supplement to your pet.


  • Completely organic.
  • In combination with other supplements, GutSense can transform a dog’s life.
  • The GutSense formula is prepared for the immune and digestive system, the product comes with prebiotics.


  • May not be useful for all types of dogs and weights.
  • CFU count could be too much for certain dogs.

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NaturVet Digestive Enzymes

NaturVet Digestive Enzymes plus Probiotics by NaturVet, the soft chews supplement is made in the USA. NaturVet has been in business for over 20 years, providing all types of natural food and supplements to a broad range of animals. Digestive Enzymes are designed for dogs over six weeks of age. The probiotic can be given intermittent use on all breeds and weights. Give one soft chew to dogs over 20 lbs. and 3 to 4 chews to dogs between 21 and over 80 pounds.

The soft chews provide nutritional balance when changing diets for your dog. The probiotic helps dogs and cats with delicate stomachs and digestive tracts. Digestive Enzymes comes in a 70 or 120-count container. 254 customer reviews with a 4.2-star rating.


  • Dogs love the smooth, chewy texture.
  • May work with GI tract infections within one week.
  • Very affordable pro and prebiotic.


  • Keep the receipt; the product may spoil if aged.

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Profauna 100 Probiotic

Profauna 100 Probiotic by Profauna 100, a supplement for dogs with 100 billion CFUs per 1 gram (scoop) of powder. Microbial, a science-based company, produces Profauna 100. The powder has one of the highest probiotic counts in the trade at 100 billion CFUs per scoop. Eight strains in the formula have a high ability to reduce low pH. This ability gives Profauna 100 extraordinary strength to pass fully through a dog’s GI tract.

It is recommended to contact your veterinarian if Profauna 100 is losing its effectiveness. One scoop of powder for dogs 22 lbs. or less, and 2 to five scoops for dogs 23 to over 88 pounds. Six customer reviews with a 4.5-star rating.


  • Easily digestible.
  • There are no known drug interactions with the Profauna 100 formula.
  • Quality of a dogs GI tract and stools will improve quickly.
  • Life-long product for digestive health


  • A high count of CFUs may be too extreme in smaller dogs.

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Ark Naturals Gentle Digest

Ark Naturals Gentle Digest by Ark Naturals, 60 count capsules for dogs and cats. Founded in 1996, Ark Naturals provides scientifically sound products for all types of dogs and cats. Gentle Digest is provided in tablet and soft chews. The product is a combo of pre and probiotics. Gentle Digest helps support metabolism and saturation of essential nutrients your dog requires to be healthy. One capsule is suggested for dogs under 25 lbs. also, 2 to 3 tablets for dogs over 26 pounds. Gentle Digest is created for intermittent use only. There are a total of 100 CFUs per capsule. Thirteen customer reviews with a 4.3-star rating.


  • Affordable price for the number of doses.
  • Helpful at regulating metabolism.


  • Some additives may lead to allergic reactions in a few dog breeds.

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Vitality Science Pet Flora

Vitality Science Pet Flora by Vitality Science, a soil based probiotic and is excellent for managing diarrhea, vomiting, and skin conditions. Founded in Taos, New Mexico, Vitality Science boasts their product has no filler, excipients, and artificial flavoring. Pet Flora is a broad-spectrum product, which reinforces a balanced gastrointestinal function. Pet Flora is soil based rather than dairy-based. This formula means the natural probiotics are extracted from pre-treated soil. The company touts its product will hold down more nutrients in a dog. Thirteen customer reviews with a 3.9-star rating.


  • Quantities from 50 to 1000 available.
  • Pet Flora is recognized as the purest form of the nutrient.
  • 100% money-back guarantee.


  • Might be a bit pricey.

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ProbioticJoint by Amazing Nutritionals

ProbioticJoint by Amazing Nutritionals, probiotics for dogs that helps to dispose of gas, vomiting, and hip joint discomfort. Founded in 2005, Amazing Nutritionals is an exclusive distributor for this product. ProbioticJoint is precisely constructed to help alleviate joint pain and may be applicable for aging dogs. ProbioticJoint contains over 7 billion CFUs for a complete supplement. ProbioticJoint carries a pharmaceutical grade anti-inflammatory formula to treat arthritis and hip dysplasia. The product targets joint pain relief with the use of glucosamine, MSM, and chondroitin. 720 customer reviews with a 4.5-star rating.


  • Bacon and Liver flavored soft chews.
  • 30-day money back guarantee.


  • Expiration date could be represented better.

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Doggie Dailie Probiotics

Doggie Dailie Probiotics by Doggie Dailies, 225 soft chews with a mix of pre and probiotics. Founded in 1991, the family-owned business creates natural and effective supplements for dogs of all descriptions. The Doggie Dailie product Improves digestion to the immune system and is made in the USA. Premium pre and probiotic strains improve a dogs GI tract from initial treatment with 225 soft chews per bottle. One billion CFUs per chew. The firm gives a risk-free money back guarantee. The product is satisfactory for all breeds and sizes of dogs. 345 customer reviews with a 4.1-star rating.


  • Inexpensive per the number of CFUs in each chew.
  • Doggie Dailies help clean up yeast infections in dogs ears.
  • Works great on small (less the 5 pounds) dogs


  • The refill cost may become expensive on large dogs.

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Active Chews Premium Probiotics

Active Chews Premium Probiotics, digestive enzymes for dogs. Active Chew is a family-controlled business distributing their products primarily through Amazon. The product is produced to help with diarrhea and a dog’s upset stomach. There are 120 chews per package and boast nearly 4 billion CFUs for two chews. The pancreatic enzymes in each chew help to breakdown any fats, proteins, and carbohydrate that buildup in a dogs GI tract. The business employs a no heat process, which provides 100% potency per chew.

The formula has been constructed to produce a taste of natural duck. The company provides a 100% money back guarantee on their products. 233 customer reviews with a 4.4-star rating.


  • Economical product made solely in The USA.
  • Daily applications are OK
  • Active Chews help to alleviate a dog’s hot spot.


  • Container lids may not keep the product fresh.

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PetVitality Pro

PetVitality Pro by PetVitality Pro, all natural digestive enzymes, aiding in curing a dogs diarrhea, bad breath, and hot spots. The firm was established on family values to produce all natural health products for dogs. PetVitality Pro probiotics formula contains 4 billion CFUs for every two soft chews. Small dogs of 10 lbs. or fewer should be allowed only one chew. Dogs weighing 10 lbs. to 60 pounds. should be given 2 to 3 chews. Dogs with painful abdomens, administer one-half of the suggested dosage.

The probiotic formula contains multiple premium strains, and each chew includes a green superfood concentration. The superfood formula consists of a blend of digestive enzymes, vitamins, nutrients, and vitamins. There is a full 100% money-back guarantee. 1,378 customer reviews with a 4.4-star rating.


  • Highly effective against hot spots.
  • Suitable for unusually small dogs of fewer than 10 lbs.


  • Chews tend to be very mushy.

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Purina Pro Plan by Purina Fortiflora, veterinarian diet supplement.

Purina is a world brand producing all types of pet food and supplements for over 90 years. Pro Plan is a routine supplement formulated to encourage a vigorous immune system in dogs. The Pro Plan veterinarian diet is a complete strategy for your dog from food to regular-enriched supplements. The formulas boast high grades of antioxidants, and vitamins A, E, and C. Purina Pro Plan helps with brief rounds of diarrhea, meal changes, and antibiotic medicine.

The product is offered in 30 packs per box with the ability to purchase up to 3 boxes. Pro Plan contains guaranteed values of live cultures benefitting intestinal health and balance. 4,274 customer reviews with a 4.6-star rating.


  • World brand quality and support.
  • Purchase is protected.
  • Smooth powder formula to blend with a dog’s food.
  • Veterinarians were called in with the manufacture.


  • Packaging may be different from what is represented at online retailers.
  • Some dogs may not want the taste.

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The Best Probiotics For Dogs – Questions Answered

What are probiotics for Dogs?

Probiotic formulas maintain a dog’s immune system and its internal balance. It is best to seek out natural products with premium grade strains of microorganisms. Beneficial probiotics help with a myriad of health complications in dogs. Quality formulas help fend off potential infections, viruses, and pathogens. When searching out the best formulas, watch for products consisting of a PREbiotic. These nutrients help probiotics function better.

Probiotics are live cultures designed to work within the GI tract of your dog. Do not expose the product to air, water, or temperature extremes.

Why are Probiotics so Good for a Dog?

Probiotics help dogs immune and digestive tracts almost immediately and after continual use. Most formulas can be applied to very small dogs without concern to breed types. The benefit of live bacteria strains in a dogs GI tract serves to manage diarrhea. Probiotics produce short-chain fatty acids, which regulate several strains of bacteria harmful to dogs. Among these dangerous parasites are E-coli and salmonella.

Your Veterinarian

Your pet cannot tell you what is wrong with their stomach or mouth. Veterinarians are the closest voice your dog has of communicating health issues. A dog may seem lethargic, they will not eat, or there is a round of vomiting. Veterinarians are educated to recognize the symptoms of stomach pain or bad breath. Veterinarians have taken a vow of treating each animal that visits their office.

Companies are in the business to produce money with their advertising and no one begrudges this fact of life. Only a substantial sample size of positive previous customers do we know the product is viable and safe. Over time, your veterinarian can diagnose problems early on and prescribe optimal treatment.

Why Buy Probiotics for Dogs?

The above products all have great customer reviews. Meaning there is a body of evidence your dog will benefit from the Pro and Prebiotics cultures. Each reviewed products are from reputable companies manufacturing their product in the USA under federal regulation. The formulas are mostly natural or scientifically proven to benefit a dogs digestive and immune systems. The above products are safe for all types of dog breeds and weight classes. Do your research when shopping for quality probiotics for your pet, and start with the ten above.



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