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Veterinarian holding PetLabCo. Probiotic Chews with a happy dog

6 Reasons Vets Love PetLabCo.®’s Viral Probiotic Chews

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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1. America’s #1 Probiotic Chew for digestive health, seasonal allergies & yeast²

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.

Pet nutritionist with a dog

2. World’s 1st clinically studied probiotic soft chew¹ for dogs.

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.

Tribiotic blend ingredients around the Probiotic Chew tub

3. Unique Tribiotic Blend: Balance. Nourish. Reinforce.

It’s not just a probiotic, it’s a tribiotic, with 3 targeted ways to keep their gut happy in every bite:

  • ProbioticsTo bring in the good bacteria.
  • PrebioticsTo feed them like VIP guests.
  • PostbioticsTo keep the gut lining calm, comfy, and ready for anything.
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89% of dogs enjoyed them on their first try

4. Clinically tested. Canine-approved.

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.

Grid of customer photos with their dogs

5. Over 2 million dogs can’t be wrong.

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.

NASC certified, manufactured in the USA

6. Clean. Transparent. Manufactured right here.

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.

Join over 5 million global PetLabCo.® customers and get up to 50% off today!

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Real results owners love

"Our dog loves the taste and I love the health benefits!"

CYNDI B.
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Meet the first clinically studied probiotic soft chew for dogs1

Tasty pork flavored soft chews made with powerful probiotics for dogs to support digestive health, seasonal allergies & healthy yeast production.

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“A 90-day routine is the most effective way to support a balanced gut microbiome.” - Dr. Siria Cruz, DVM.

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30 Chews /
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2 Tubs
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3 Tubs Best Value
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Product Information

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).

Directions for Use

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.

Ingredients

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.

Why Subscribe?

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.

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Why Millions of Dog Owners Have Chosen PetLabCo.®

Frequently asked questions

How long should a dog be on probiotics?

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.

What time of day should I give my dog probiotics?

Any time that fits your routine — consistency matters more than timing. Many owners give the chew with breakfast.

What do probiotics do for dogs?

They help maintain a healthy balance of gut bacteria, which supports digestion, skin comfort and healthy yeast levels.

Do PetLabCo.®’s Probiotic Chews work?

In a double-blind, placebo-controlled trial, daily use increased beneficial gut bacteria in just 29 days and supported a healthy inflammatory response.

How long does it take for probiotics to work in dogs?

Some owners notice changes within a few weeks; our clinical study measured increased beneficial gut bacteria at 29 days.

Can all dogs take PetLabCo.®'s Probiotic Chews, or are there any dietary restrictions?

They’re suitable for dogs 12 weeks and older. If your dog has a medical condition or is pregnant, check with your veterinarian first.

What happens if my dog has too many Probiotic Chews?

Occasional over-feeding is unlikely to cause harm but may cause temporary loose stools. Contact your veterinarian if you have concerns.

What flavor are the PetLabCo.® Probiotic Chews?

Pork flavor — meaty and savory, so most dogs take them straight from your hand.

How are PetLabCo.®’s Probiotic Chews different from probiotic powders for dogs?

No sprinkling or mixing needed — the chew is a treat, which makes daily consistency far easier.

Can puppies have PetLabCo.®’s Probiotic Chews?

Yes, from 12 weeks of age, following the weight-based feeding guide.

Are Probiotic Chews suitable for a dog with Kidney Disease?

Please consult your veterinarian before starting any supplement with a dog that has a diagnosed condition.

What probiotic strains are in PetLabCo.®’s Probiotic Chews?

A proprietary blend of probiotics paired with prebiotics (FOS and GOS) and a postbiotic yeast blend.

Are the Probiotic Chews safe for cats?

These chews are formulated for dogs. We offer a separate probiotic formulated for cats.

Is there an expiry date on PetLabCo.®’s Probiotic Chews?

Yes — the best-before date is printed on each tub. Store in a cool, dry place away from direct sunlight.

What if I am not happy with the product?

Contact our team and we’ll make it right — our satisfaction guarantee covers you.

Will you have enough stock, so my dog doesn’t run out of Probiotic Chews?

A subscription reserves your supply and ships automatically, which is the best way to avoid running out.

Tribiotic blend: proprietary probiotics, prebiotics and postbiotics

Don't miss out on incredible benefits

Support your dog's gut health with our Probiotic Chew's patent-pending blend of powerful probiotics.

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1 - 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.