The world's first clinically studied probiotic soft chew for dogs¹. Formulated to help digestive health, seasonal allergies, and yeast. Save up to 50% today!
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What’s the secret to smoother digestion, calmer skin, and balanced yeast? A healthy gut. PetLabCo.®'s Probiotic Chews support gut balance from the inside out. They support firmer stools, calm skin, and improved yeast levels. So your pup can chase, nap, and cuddle without a care.

PetLabCo.®, known for science-backed products, created this soft chew with Dr. Greg Sunvold, Ph.D., one of the world’s leading pet nutritionists.
In a double-blind, placebo-controlled trial, daily use increased beneficial gut bacteria in just 29 days and supported a healthy inflammatory response. Translation? Happier tummies. Calmer skin. Balanced yeast.

It’s not just a probiotic, it’s a tribiotic, with 3 targeted ways to keep their gut happy in every bite:
Join the 5.7 million owners choosing PetLabCo.® worldwide

What’s the easiest way to sneak gut health into their day? Make it taste like pork. These soft chews are meaty, savory, and full of flavor. No peanut-butter disguise, no hiding in cheese. In a taste test, 89% of dogs gobbled them up on day one³.

Across parks, couches, and backyards nationwide, pups are living the good life thanks to these Probiotic Chews. PetLabCo.® have over 100,000 5-star reviews, and pet parents can’t stop talking about the changes. Smoother digestive health. Comfortable skin. More “come here for a cuddle” moments.

PetLabCo.® is proudly NASC certified, the gold standard of pet supplement quality. Probiotic Chews are manufactured in the USA with high-quality domestic and globally sourced ingredients, then third-party tested. No mystery fillers. No empty promise. Just the good stuff in every soft chew.
Real results owners love
"Our dog loves the taste and I love the health benefits!"
Join the 5.7 million owners choosing PetLabCo.® worldwide
Tasty pork flavored soft chews made with powerful probiotics for dogs to support digestive health, seasonal allergies & healthy yeast production.
“A 90-day routine is the most effective way to support a balanced gut microbiome.” - Dr. Siria Cruz, DVM.
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Pork flavored soft chews with a tribiotic blend — probiotics, prebiotics and postbiotics — formulated to support digestive health, seasonal allergies and healthy yeast levels. 30 soft chews per tub (4.23 oz / 120 g).
Give daily as a treat, following the weight-based feeding guide on the tub. Not for human consumption. Keep out of reach of children and animals.
Apple Cider Vinegar, Chickpea, Coconut Glycerin, Coconut Oil, Dried Brewer’s Yeast, Hickory Smoke Flavor, Lecithin, Maltodextrin, Pork Liver, Rosemary Extract, Sunflower Oil, Sweet Potato.
Subscribers get our lowest price, free shipping on every order, and a free gift on the first month’s subscription. Pause, adjust or cancel at any time.

Most dog parents keep their dog on a daily probiotic long term to maintain gut balance. A 90-day routine is the most effective way to support a balanced gut microbiome.
Any time that fits your routine — consistency matters more than timing. Many owners give the chew with breakfast.
They help maintain a healthy balance of gut bacteria, which supports digestion, skin comfort and healthy yeast levels.
In a double-blind, placebo-controlled trial, daily use increased beneficial gut bacteria in just 29 days and supported a healthy inflammatory response.
Some owners notice changes within a few weeks; our clinical study measured increased beneficial gut bacteria at 29 days.
They’re suitable for dogs 12 weeks and older. If your dog has a medical condition or is pregnant, check with your veterinarian first.
Occasional over-feeding is unlikely to cause harm but may cause temporary loose stools. Contact your veterinarian if you have concerns.
Pork flavor — meaty and savory, so most dogs take them straight from your hand.
No sprinkling or mixing needed — the chew is a treat, which makes daily consistency far easier.
Yes, from 12 weeks of age, following the weight-based feeding guide.
Please consult your veterinarian before starting any supplement with a dog that has a diagnosed condition.
A proprietary blend of probiotics paired with prebiotics (FOS and GOS) and a postbiotic yeast blend.
These chews are formulated for dogs. We offer a separate probiotic formulated for cats.
Yes — the best-before date is printed on each tub. Store in a cool, dry place away from direct sunlight.
Contact our team and we’ll make it right — our satisfaction guarantee covers you.
A subscription reserves your supply and ships automatically, which is the best way to avoid running out.

Support your dog's gut health with our Probiotic Chew's patent-pending blend of powerful probiotics.
Shop Now1 - A 29-day clinical study showed using Probiotic Chew daily enhances beneficial gut bacteria.
2 - YTD 2026 (as of May 2026) PetLabCo.® Probiotic Chew is #1 selling Probiotic Soft Chew in the Dog Probiotics Supplements Category on Amazon
3 - Results based on PetLabCo.® Probiotic Chews, Joint Care Chews, and Dental Formula subscriber feedback survey conducted in March/April 2022 (n=615)
4- Free gift offer is only applicable to your first subscription order, and will not be given on an ongoing basis
*Results may vary. Not intended for human consumption. Please consult your veterinarian regarding any change in treatment or supplementation.