TrustScore 4.7 | 500+ Reviews
Gut-Shield Probiotic Chews are formulated by Cambridge veterinarian Dr. Kathryn Dench with 5x more probiotics than leading brands, plus six supporting actives that help repair the gut barrier behind loose stools, gas and itchy skin.Gut-Shield Probiotic Chews are formulated by Cambridge veterinarian Dr. Kathryn Dench to repair the gut barrier, where 70-80% of your dog's immune system lives. Most owners see firmer stools within 3 to 7 days, then less scratching and paw licking in the weeks that follow.
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Cambridge veterinarian and the formulator of Gut-Shield.
Dr. Doaa Elhaddey
PhD Microbiome & Molecular Biology
As a microbiome and molecular biology researcher, I appreciate PawOrigins®’ evidence-led focus on the gut-immune axis and other key physiological systems. The brand’s transparent, precisely dosed formulations reflect current best practices for supporting long-term canine wellness, an approach I find both rigorous and responsible.
Dr. Shana Winkel
Animal Science & Nutrition
PawOrigins focus on supporting the whole dog, not just targeting a single symptom in isolation. The use of natural, science-informed formulations make these products easier to consider as part of an integrative care plan, which is what I recommend to my clients.
Dr. Kelly Hoods
Certified Doctor of Veterinary Medicine
As a small animal veterinarian, I'm thoroughly impressed by PawOrigins®' research-driven formulations. The ingredient selection, transparency, and thoughtful design align well with how veterinarians approach supportive care. I would be surprised if these products didn't provide real benefit for pets.
Dr. Jennie Ortega
Certified Doctor of Veterinary Medicine
What resonates with me about PawOrigins® is their methodology. Rather than chasing trends or quick solutions, they focus on carefully formulated, natural ingredients grounded in current scientific understanding. The emphasis on quality, transparency, and purpose-driven formulation aligns well with my approach to integrative care.
Marina S.Gut-Shield Superfan
Christine C.Gut-Shield Superfan
Michelle R.Gut-Shield Superfan
Rated Excellent, 4.7 out of 5, on
We noticed a difference pretty quickly. My son's dog is 8.5 years old. This product has helped both his digestion and his overall comfort. I've started to give it to my own 3 year old pup as a preventive.
Sue HarrisWe had tried every approach to help our bull terrier Peanut. Not being able to get to the root cause was so frustrating. Paw Origins started him on this gut health chew and within two weeks his stools were normal. By week four, his skin cleared up and he stopped licking his paws. The vet confirmed his gut barrier was likely the issue all along.
David M.I was skeptical. We've tried so many supplements. But the science behind this one made sense to me. Fix the gut first, everything else follows. That's exactly what happened with our Labrador. Better poops in days. Better everything else within a month.
Karen P.Each chew delivers 3 billion CFU from six probiotic strains, 5x more than leading brands, plus quercetin, curcumin, salmon oil, green tea extract, bromelain and black pepper extract. Together they help restore your dog's own gut fuel production, calm an overactive immune response and reinforce the gut lining, where 70-80% of the immune system lives.
Fix the gut. Fix the dog.
If you don't see a difference in the pick-up test, we'll refund you.
What plenty of owners call a "sensitive stomach" is often a gut that can no longer fuel its own repair.
Whether it's a new food, a stay at the kennel or a course of antibiotics, the upsets keep coming back, and pumpkin or chicken and rice only buy you a few days.
Spot The Signs of Poor Gut Health:
Soft or loose stools
Gas and bloating
A gurgling, upset stomach
Eating grass
Scratching and itchy skin
Licking and chewing paws
A dull, flaky coat
Low energy*Source: Schmid et al., Journal of the American Veterinary Medical Association, 2024 (Dog Aging Project, 43,517 US dogs, owner-reported).
Gut-Shield is made with ingredients chosen for how well they work together to restore, calm and protect your dog's gut.
Six strains to re-seed a depleted gut and restore healthy digestion.
Nature's antihistamine, to help calm an overactive immune response.
Calms inflammation, with black pepper for better curcumin absorption.
Omega-3s for the gut lining, a shinier coat and healthier skin.
Protect against daily gut damage and help break down proteins.
A struggling gut can really do a number on your dog. Gut-Shield is all about daily support for their gut lining and microbiome, not quick fixes. Instead of masking the symptoms, the formula helps the gut repair itself over time.
A vet-formulated chew designed to repair the gut, not just mask the symptoms.
| Feature |  Gut-Shield |
 EVERYONE ELSE |
|---|---|---|
| Cost per day | From $0.69 | Prescription meds run $2 to $5 a day, resulting in lots of expensive side effects |
| Probiotic strength | ✅3 billion CFU across six strains | ❌Often a single, low-dose strain |
| Supporting actives | ✅Probiotics plus six gut-repair cofactors | 🤷Usually probiotics plus fiber |
| Addresses the root cause | ✅Repairs the gut barrier | ❌Only offer "digestive balance" |
| Label accuracy | ✅Third-party lab tested | ❌Only 4 of 15 vet probiotics met their stated count in one study |
| Vet-formulated | ✅By Cambridge veterinarian Dr. Kathryn Dench | 👎Often no vet involved |
| Money-back guarantee | ✅Money-Back Guarantee | 🤷Often no guarantee at all |
| Made in USA | ✅In a CGMP-certified facility | 👎Origin and testing often unclear |
Every batch of Gut-Shield is tested by an independent lab, so you know exactly what's in every chew.
Your dog's health is too important for shortcuts. That's why every batch of Gut-Shield is made with the highest quality controls in place.
Customers say Gut-Shield gives their dogs firmer, more consistent stools, often within the first week or two, with less gas and fewer stomach upsets. Many say it worked after pumpkin, food switches and other probiotics had not. Owners also mention less scratching and paw licking, and shinier coats.
94% rated PawOrigins 4 or 5 stars
We noticed a difference pretty quickly. My son's dog is 8.5 years old. This product has helped both his digestion and his overall comfort. I've started to give it to my own 3 year old pup as a preventive.
We had tried every approach to help our bull terrier Peanut. Not being able to get to the root cause was so frustrating. Paw Origins started him on this gut health chew and within two weeks his stools were normal. By week four, his skin cleared up and he stopped licking his paws. The vet confirmed his gut barrier was likely the issue all along.
I was skeptical. We've tried so many supplements. But the science behind this one made sense to me. Fix the gut first, everything else follows. That's exactly what happened with our Labrador. Better poops in days. Better everything else within a month.
Most probiotics we tried did nothing. Our vet explained it's because they don't have enough CFUs to actually make a difference. Gut-Shield has 5x more than what we were using before. The difference is night and day: firmer stools, less gas, and our dog actually seems happier.
Our vet kept saying it was just a sensitive stomach. But nothing changed until we fixed the gut. Gut-Shield gave us consistent, solid stools for the first time in over a year, and the constant grass eating finally stopped.
I didn't realize how much my dog's gut was affecting everything until we tried Gut-Shield. The gas disappeared first, then the random stomach upsets stopped. Three weeks in and he's like a different dog: more energy, better appetite, solid digestion.
I originally bought this for my dog's stomach issues. The gas was unbearable. The gas cleared up in about a week. But what surprised me was the licking and paw chewing slowed down too. Our vet said it makes sense because gut health drives immune health. We're believers.
We'd been dealing with loose stools and embarrassing gas for months. Within a week on Gut-Shield, her digestion completely turned around: firmer poops, no more rumbling belly. Even her coat looks shinier. This stuff actually works
We tried everything for our dog's digestion. Pumpkin. Yogurt. Two other probiotics. Nothing stuck. Within 10 days on Gut-Shield, her poops were solid for the first time in months. That alone was worth it, but then her coat started looking better too.
One month in and the changes are real. Better stools, more energy, her ears smell normal for the first time in ages, and digestion is like clockwork. The 7 ingredients feel like they're actually doing something, not just a sprinkle of this and that.
Our GSD mix had a constantly itchy face (only), & an occasional normal itch elsewhere. Nothing we tried stopped it, & he would scratch until raw. Clear Allergy has helped him so much! Still a normal, occasional itch, but no more constant facial itching.
My dog, Charlie has been taking the chews for a month and a half, and her scratching is very minimal at the moment. I need to see if this holds up or even gets better over time. I usually give her a Cytopoint injection about now, but she doesn't need it.
I've been giving my maltese dogs a different kind of allergy chew that claimed it will get rid of the itching and red stains, but they red stains never went away. I've been using the CBD biscuits for over a year now, and I was happy with the results so decided to try the Allergy Chews when they first came out. Within the first week of my babies taking them the red stains went away. They still lick their paws, but not as much. Hoping this will go away with time, we just finished the first Jar and started the 2nd one.
I have 2 Maltese dogs, and they both have the red stains on their eyes. I bought a different product that claims to get rid of the stains and help with itching. I used it for over a year. It helped with the itching, but the stains never went away. I got 1 jar of the Clear-Allergies as a gift with my CBD order and decided to try it. I gave my dogs a bath and made sure their eyes were clean when I started giving the chews. A week went by, and the stains were gone. My girl still gets a little bit, but not as bad as before. After this, I stopped buying the other brand and switched to Clear-Allergies. I am very happy with the result. My boy is a picky eater, and sometimes I have to trick him so he eats it. Anything to make it taste better would be great, but other than that, I love this product.
Give 1 chew a day under 35 lbs, 2 chews from 35 to 75 lbs, 3 chews from 75 to 120 lbs and 4 chews over 120 lbs, during or after a meal. For the best results the label suggests doubling the daily dose for the first 4 weeks, and a sensitive dog can start at half the dose for a few days.
Most pet parents notice firmer stools within 3 to 7 days. Less gas, less grass eating, more energy and a shinier coat tend to follow in weeks 2 to 4, and full gut barrier restoration takes 4 to 8 weeks.
Each jar holds 60 soft chews: about 2 months for dogs under 35 lbs, a month for dogs from 35 to 75 lbs, and about 3 weeks for dogs from 75 to 120 lbs.
Most dog probiotics stop at a low dose of one or two strains. Gut-Shield combines six probiotic strains, 5x more than leading brands, with six supporting actives that help repair the gut barrier. It's not just a probiotic. It's a gut repair system.
70-80% of your dog's immune system lives in the gut lining, and many owners see skin and coat improvements as a downstream effect of gut repair. We can't promise allergy relief, but thousands of customers have reported it as a welcome surprise.
Gut-Shield is designed to complement, not replace, veterinary care, and many customers use it alongside Apoquel or Cytopoint. Always work with your vet on any medication changes.
Yes. It's formulated by Cambridge veterinarian Dr. Kathryn Dench, made in the USA in a CGMP-certified facility and third-party lab tested, with no artificial preservatives, fillers or harsh chemicals. It's designed for daily, long-term use.
Each 3 g soft chew contains a 3 billion CFU blend of six probiotic strains, plus quercetin (200 mg), curcumin (150 mg), salmon oil (50 mg), decaffeinated green tea extract (20 mg), bromelain (10 mg) and black pepper extract (5 mg).
Yes. Clear-Allergies™ was renamed Gut-Shield in April 2026. The formula is exactly the same.
Yes. Use it as directed. If you don't see a difference in the pick-up test, contact our US-based support team for a refund. It's covered by our Money-Back Guarantee.