By Grazyna, Founder of North Hound Life Β· Last updated October 2026
The short answer
Yes, slippery elm is safe and gentle for most dogs. The powdered inner bark of the slippery elm tree (Ulmus rubra) is rich in mucilage, which turns into a soothing gel when it meets water and coats the digestive tract. Dog parents use it to support digestive comfort and normal stool quality during occasional tummy upsets. Give it once a day, mixed into food or stirred into an equal amount of water, at an amount based on your dog's weight. Keep it 2 hours apart from any medications.
Keep a jar on hand for tummy days. GI Balance is pure organic slippery elm inner bark, finely powdered. Sprinkle it on food or stir it into water to make a quick paste, with no cooking required.
What is slippery elm?
Slippery elm (Ulmus rubra) is a tree native to eastern North America. The part used for dogs is the inner bark, dried and ground into a fine, pale tan powder. It has a long history of use in North American Indigenous and Western herbal traditions.
What makes it special is mucilage, a type of soluble fibre that swells into a smooth, slippery gel when mixed with water. That gel is where the name comes from, and it's what makes slippery elm so useful for digestive comfort.
How does slippery elm work in dogs?
When slippery elm meets water, in a bowl or in your dog's stomach, the mucilage forms a gel. As it moves through the digestive tract, that gel coats and soothes the lining, from the throat down to the intestines. Herbalists call this a demulcent effect.
Because it's a soluble fibre, slippery elm also helps support normal stool consistency. It can help firm things up when stools are loose, and keep things moving comfortably when they're not. This is a gentle, physical action rather than a drug-like one, which is why slippery elm is so well tolerated.
What is slippery elm good for in dogs?
Slippery elm is a supportive botanical, not a medication. Dog parents most often use it for:
- Occasional loose stools after getting into the trash, a diet change or a stressful day.
- Normal stool quality and regularity.
- Digestive comfort for sensitive stomachs, including during food transitions.
- Travel, boarding and other stressful stretches that tend to upset the tummy.
Call your vet right away if your dog has blood in their stool or vomit, repeated vomiting, a swollen or painful belly, won't drink, is very lethargic, or has loose stools that last more than a day or two. Never use slippery elm if you suspect your dog swallowed something that could cause a blockage.
How much slippery elm should I give my dog?
For GI Balance, give this amount once a day by body weight. One teaspoon is 1,400 mg of slippery elm bark.
| Dog's weight | Daily amount | Slippery elm | One jar lasts |
|---|---|---|---|
| Under 10 lbs | 1/4 tsp | 350 mg | About 20 weeks |
| 10 to 20 lbs | 1/2 tsp | 700 mg | About 10 weeks |
| 21 to 30 lbs | 3/4 tsp | 1,050 mg | About 6.5 weeks |
| 31 to 40 lbs | 1 tsp | 1,400 mg | About 5 weeks |
| 41 to 50 lbs | 1 1/4 tsp | 1,750 mg | About 4 weeks |
| 51 to 60 lbs | 1 1/2 tsp | 2,100 mg | About 3 weeks |
| 61 to 70 lbs | 1 3/4 tsp | 2,450 mg | About 3 weeks |
| 71 to 80 lbs | 2 tsp | 2,800 mg | About 2.5 weeks |
| Over 80 lbs | 2 1/4 tsp | 3,150 mg | About 2 weeks |
For intermittent or supplemental use only. Do not use in animals receiving other drugs unless directed by a veterinarian.
How to give slippery elm to your dog
There's no need to cook a syrup. Pick whichever of these suits your dog:
- Sprinkle it on food. Mix the powder into or onto your dog's meal. Wet food works especially well.
- Make a quick paste. Stir the powder into an equal amount of water. In a minute it thickens into a paste you can spread over food.
- Make it tastier. Use low-sodium bone broth (with no onion or garlic) instead of water, or stir it into a spoonful of plain pumpkin purΓ©e.
Always have fresh water available, since slippery elm is a fibre and works best when your dog is well hydrated.
How long does slippery elm take to work?
The coating action starts as soon as the gel reaches the stomach. For an occasional tummy upset, many dog parents notice their dog is more comfortable and stools are firmer within a day or two. If things haven't improved within 2 to 3 days, or they get worse at any point, call your vet.
Is slippery elm safe for dogs?
Slippery elm is one of the gentlest herbs you can give a dog, and side effects are rare. Keep these in mind:
- Medications: the gel can slow how medications and some supplements are absorbed. Check with your vet, and give slippery elm at least 2 hours apart from any medication.
- Suspected blockage: don't use it. Get to your vet.
- Pregnancy or nursing: talk to your vet first.
- Reactions: rare, but stop and call your vet if you notice hives, facial swelling or trouble breathing.
Slippery elm vs marshmallow root for dogs
Both are mucilage-rich herbs and work in similar ways. The difference is where in the gut each one shines.
| Slippery elm | Marshmallow root | |
|---|---|---|
| Plant part | Inner bark of Ulmus rubra | Root of Althaea officinalis |
| Texture once mixed | Thick, viscous paste | Smooth, lighter gel |
| Best for | Lower digestive comfort and stool quality | Upper digestive comfort: wet burps, gurgly stomach |
| Our product | GI Balance | Marshmallow |
They're fine to use together. Read more in our guide to marshmallow root for dogs.
Can I give slippery elm with other supplements?
Yes. Slippery elm pairs especially well with:
- Probiotic+: slippery elm soothes now, while probiotics support a balanced gut over time. Five canine-specific strains from healthy Canadian dogs and wild wolves.
- Marshmallow: for upper-tummy comfort alongside slippery elm's lower-gut support.
- Pumpkin+: extra fibre for stool quality.
Because the gel can slow absorption, give other supplements at a different meal when you can.
Why we make GI Balance the way we do
When a dog's tummy is off, you want something simple you can trust. That's GI Balance:
- One ingredient: organic, sustainably sourced slippery elm inner bark. Nothing else.
- Finely powdered, so it mixes straight into food or water with no cooking.
- Packed in a recyclable glass jar that keeps moisture out and the powder fresh.
Not sure what your dog needs?
Browse our digestive health range, or take our 1-minute quiz for a recommendation based on your dog's age, size and goals.
Frequently asked questions
Can I give my dog slippery elm for loose stools?
Yes. Slippery elm is a popular choice for occasional loose stools, because its mucilage coats the gut and supports normal stool consistency. If loose stools last more than a day or two, or come with blood, vomiting or lethargy, see your vet.
How much slippery elm should I give a 50 lb dog?
For GI Balance, a 41 to 50 lb dog gets 1 1/4 teaspoons once a day, which is 1,750 mg of slippery elm. Dogs under 10 lbs get 1/4 teaspoon (350 mg), and dogs over 80 lbs get 2 1/4 teaspoons (3,150 mg).
How do I mix slippery elm for my dog?
Sprinkle it into food, or stir it into an equal amount of water to make a thick paste and spread that over food. You don't need to cook it.
How long does slippery elm take to work in dogs?
Many dogs are more comfortable within a day or two. If there's no improvement within 2 to 3 days, call your vet.
Can I give slippery elm with medication?
Check with your vet first. Slippery elm can slow how medications are absorbed, so give it at least 2 hours apart from any medication.
Is slippery elm or marshmallow root better for dogs?
Slippery elm is better suited to lower digestive comfort and stool quality. Marshmallow root is better suited to upper digestive comfort, like wet burps. They're fine to use together.
Have another question? Visit our FAQ page or book a canine nutritionist.
This article is for general education and is not a substitute for veterinary advice. Talk to your veterinarian before starting any new supplement.
