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The Best Probiotics For Dogs For Improved Digestive Health

Kristen Arendt
By Kristen Arendt
Updated
May 8, 2025
best dog probiotics

Photo by Chewy

Healthy guts lead to healthy dogs, and the best probiotics for dogs contain the good bacteria that can help improve your pup’s gut flora—just like human probiotics. This healthy bacteria can boost their digestive system and immune system, as well as improve your dog’s overall happiness.

Whether you’re looking for probiotic supplements for dogs with allergies or want to give them a boost of beneficial bacteria for overall health, these high-quality, top-selling natural dog probiotics come highly rated by Chewy pet parents like you. Just be sure to speak with your veterinarian about the dog health benefits and types of probiotics before adding any pet probiotics to your dog’s daily diet.

Best Dog Probiotic Chews

Zesty Paws Probiotic Bites Pumpkin Flavored Soft Chews Gut Flora & Digestive Supplement for Dogs, 90 count

Shop item ($32.97)Read More

Best Food with Probiotics for Dogs

Purina Pro Plan Adult Sensitive Skin & Stomach Salmon & Rice Formula Dry Dog Food, 30-lb bag

Deal
Shop item ($77.48)Read More

Best Probiotic for Puppies

Pet Honesty Probiotics Gut + Immune Health Duck Flavored Soft Chews, Digestive Probiotic Supplement for Dogs, 90 count

Shop item ($32.99)Read More

Best Dog Probiotic Powder

Purina Pro Plan Veterinary Diets FortiFlora Powder Probiotic Digestive Supplement for Dogs, 30 count

Shop item ($30.99)Read More

Best Liquid Gel Probiotic for Dogs

PetAg Bene-Bac Plus Pet Gel FOS & Probiotics for Dogs, Cats, Exotic & Wildlife Mammals, 15-g syringe

Shop item ($12.35)Read More

Best Overall Probiotic for Dogs

Purina Pro Plan Veterinary Diets FortiFlora Powder Probiotic Digestive Supplement for Dogs, 30 count

Shop item ($30.99)Read More

Best Budget/Value Dog Probiotic

Pet Naturals Daily Probiotic Dog Chews, 60 count

Shop item ($9.99)Read More

Best Dog Probiotic Chews


Zesty Paws Probiotic Bites Pumpkin Flavored Soft Chews Gut Flora & Digestive Supplement for Dogs, 90 count slide 1 of 6
Zesty Paws Probiotic Bites Pumpkin Flavored Soft Chews Gut Flora & Digestive Supplement for Dogs, 90 count
Rated 4.5 out of 5 stars
4.5
5.2KReviews
$32.97Chewy Price
$31.32Autoship Price

Packed full of six different strains of probiotics, including lactobacillus acidophilus and L. lactis, this supplement is formulated to support immune function, maintain proper gut flora and soothe upset stomachs. Chewy pet owners especially love that the soft chews are easy to feed as a treat.

Best Food with Probiotics for Dogs


Purina Pro Plan Adult Sensitive Skin & Stomach Salmon & Rice Formula Dry Dog Food, 30-lb bag slide 1 of 9
Deal
Purina Pro Plan Adult Sensitive Skin & Stomach Salmon & Rice Formula Dry Dog Food, 30-lb bag
Rated 4.5 out of 5 stars
4.5
16KReviews
$77.48Chewy Price
$79.99List Price
$73.61Autoship Price

Supporting your dog’s gut health and reducing gastrointestinal distress is as easy as feeding them their meals. This kibble has natural ingredients, no fillers and is fortified with live probiotics as well as prebiotics, which help fuel good bacteria found in the GI tract.

Best Probiotic for Puppies


Pet Honesty Probiotics Gut + Immune Health Duck Flavored Soft Chews, Digestive Probiotic Supplement for Dogs, 90 count slide 1 of 9
Pet Honesty Probiotics Gut + Immune Health Duck Flavored Soft Chews, Digestive Probiotic Supplement for Dogs, 90 count
Rated 4.6 out of 5 stars
4.6
3.7KReviews
$32.99Chewy Price
$29.69Autoship Price

With these soft chews, which are approved for dogs of all ages including puppies, your young pet will have a high-quality source of both probiotics and prebiotics, which feed healthy gut bacteria. And for sensitive stomachs, these chews contain no GMOs or harsh preservatives.

Best Dog Probiotic Powder


Purina Pro Plan Veterinary Diets FortiFlora Powder Probiotic Digestive Supplement for Dogs, 30 count slide 1 of 8
Purina Pro Plan Veterinary Diets FortiFlora Powder Probiotic Digestive Supplement for Dogs, 30 count
Rated 4.8 out of 5 stars
4.8
11KReviews
$30.99Chewy Price
$29.44Autoship Price

Purina FortiFlora dog probiotic is formulated with strains of bacteria like enterococcus faecium to help dogs with loose stool or upset digestive tracts. In addition to the live microorganisms, this powder form probiotic also has antioxidants to support overall digestive health.

Best Liquid Gel Probiotic for Dogs


PetAg Bene-Bac Plus Pet Gel FOS & Probiotics for Dogs, Cats, Exotic & Wildlife Mammals, 15-g syringe slide 1 of 7
PetAg Bene-Bac Plus Pet Gel FOS & Probiotics for Dogs, Cats, Exotic & Wildlife Mammals, 15-g syringe
Rated 4.8 out of 5 stars
4.8
431Reviews
$12.35Chewy Price
$15.99List Price
$11.73Autoship Price

Whether your dog struggles with bloating, constipation, flatulence or loose poop, this gel probiotic, which contains 20 million colony forming units (cfus) per gram of lactic acid-producing bacteria, is easy to give them at the first sign of digestive issues.

Best Overall Probiotic for Dogs


Purina Pro Plan Veterinary Diets FortiFlora Powder Probiotic Digestive Supplement for Dogs, 30 count slide 1 of 8
Purina Pro Plan Veterinary Diets FortiFlora Powder Probiotic Digestive Supplement for Dogs, 30 count
Rated 4.8 out of 5 stars
4.8
11KReviews
$30.99Chewy Price
$29.44Autoship Price

This powder probiotic is packed full of live bacteria and antioxidants to help support doggie digestive health and overall wellness. Chewy dog owners report it can help with loose stool and sensitive stomachs. And since it’s easy on tummies, you get all the benefits of probiotics without any side effects.

Best Budget/Value Dog Probiotic


Pet Naturals Daily Probiotic Dog Chews, 60 count slide 1 of 9
Pet Naturals Daily Probiotic Dog Chews, 60 count
Rated 4.5 out of 5 stars
4.5
463Reviews
$9.99Chewy Price
$11.49List Price
$9.49Autoship Price

Dishing up the digestive enzymes your dog needs doesn’t have to cost a fortune. This 60-pack of duck-flavored chewable treats contains the probiotic bacillus coagulans, which supports digestive health. Can be given daily or as needed during stressful events like moving or traveling.

Get one of the best probiotics for dogs to help boost your pup’s overall health. You’ll love knowing your dog’s stomach is happy—and your pooch will love having fewer upset tummies and getting more belly rubs.

Attributions


Kristen Arendt

Kristen Arendt

Kristen is a writer, editor and lover of the great outdoors. In addition to running, hiking, backpacking, biking and skiing, she enjoys
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