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Slippery Elm is a single-ingredient, organic bark powder that forms a soothing gel in the gut. It works like a gentle digestive lozenge to support loose stool, constipation, reflux, upset stomachs, and even megaesophagus. Safe for dogs and cats of all ages, it offers simple, reliable support for everyday digestive discomfort. USDA organic, single-ingredient - nothing added, nothing diluted.
About the Slippery Elm
Ground Organic Slippery Elm Bark (Ulmus rubra / Ulmus fulva): Slippery Elm comes from the inner bark of the North American elm tree (Ulmus rubra). When mixed with water, the bark's mucilaginous polysaccharides hydrate and swell to form a thick, slippery gel - hence the name. This mucilage physically coats and protects the mucous membranes lining the esophagus, stomach, and intestines, creating a soothing barrier between irritated tissue and digestive contents.
From a Western perspective, slippery elm is classified as a demulcent, emollient, and mild nutritive herb. Its primary active constituents are complex carbohydrate mucilages (arabinogalactans and rhamnose-rich polysaccharides) that absorb excess water in loose stool while simultaneously softening and lubricating the bowel wall in constipation - the same gel mechanism addresses both ends of the spectrum. The mucilage also has mild antioxidant and anti-inflammatory activity and promotes secretion of mucus in the GI tract, supporting the natural protective lining of the gut wall.
In TCVM, Slippery Elm would be classified as sweet in flavor and neutral to slightly cool in temperature. It moistens Dryness, supplements Yin, and generates fluids in the Stomach and Large Intestine. It is used to address patterns of Stomach and Intestinal Dryness, Deficient Fluids causing dry stool and constipation, and to soothe irritated or inflamed GI tissue associated with Heat or Damp-Heat patterns. Its moistening, coating action makes it particularly suited to cases where the GI mucosa is damaged, dry, or hypersensitive - including megaesophagus, reflux, chronic colitis, and IBD flares.
Organic bark retains higher mucilage content and avoids chemical residues that can irritate sensitive GI systems. Herbsmith uses only USDA organic, single-ingredient bark: whole bark powder with no excipients, fillers, or additives.
When to Use Slippery Elm
- Loose stool and diarrhea: The gel-like mucilage helps firm stool by giving the bowel time to reabsorb water, while coating and calming the irritated intestinal wall.
- Constipation: The same mucilage softens stool and lubricates the bowel wall to support smoother passage when things slow down.
- Reflux and stomach irritation: Coats the stomach lining and lower esophagus to help buffer stomach acid and reduce irritation.
- Megaesophagus: Given before meals as a thick slurry, it coats the esophagus to support smoother swallowing and reduce irritation from regurgitation.
- Occasional digestive upset: Helps settle the stomach during diet changes, stress, travel, or when something simply did not agree with them.
- Maintaining gastric function: Daily use keeps the GI tract soothed, coated, and moving comfortably.
Slippery Elm vs. Other Products
Most digestive products are built around pumpkin, probiotics, or stool-focused ingredients that work on one part of the problem. Slippery Elm works differently. Once mixed with water, it forms a soothing gel that coats irritated tissue from the throat through the digestive tract - which is why it can help when the issue is reflux, loose stool, constipation, megaesophagus, or general GI irritation. Sometimes the smartest digestive support is also the simplest: one herb, broad usefulness, and no unnecessary extras.
How to Prepare and Feed
Mix Slippery Elm powder with warm water or broth until it becomes a gel-like slurry - this activates the mucilage, which is what coats and soothes the GI tract. Timing varies by condition:
- Megaesophagus: Give 30-60 minutes before meals as a thick slurry to coat the throat and esophagus
- Reflux or regurgitation: Give 30-60 minutes before meals as a thin slurry; if no improvement, try after meals or between meals
- Loose stool or digestive upset: Start with meals as a medium slurry; if stool does not improve, give after meals
- Daily maintenance: Daily Slippery Elm helps stabilize stool, support gastric comfort, and soothe irritation during diet changes, stress, or GI sensitivity
Dogs:
- Under 3.75 lbs: 1/16 tsp twice daily, or as directed by your veterinarian
- 4-7.5 lbs: 1/8 tsp twice daily, or as directed by your veterinarian
- 8-14 lbs: 1/4 tsp twice daily, or as directed by your veterinarian
- 15-30 lbs: 1/2 tsp twice daily, or as directed by your veterinarian
- 31-80 lbs: 1 tsp twice daily, or as directed by your veterinarian
- 81-120 lbs: 1-1/2 tsp twice daily, or as directed by your veterinarian
- Over 120 lbs: 2 tsp twice daily, or as directed by your veterinarian
Cats:
- Under 3.75 lbs: 1/16 tsp twice daily, or as directed by your veterinarian
- 4-7.5 lbs: 1/8 tsp twice daily, or as directed by your veterinarian
- 8-14 lbs: 1/4 tsp twice daily, or as directed by your veterinarian
- Over 15 lbs: 1/2 tsp twice daily, or as directed by your veterinarian
Puppies and kittens under 12 weeks: Consult a veterinarian before use.
Cautions
Not for use in pregnant animals. If the animal's condition worsens or does not improve, stop product administration and consult your veterinarian. Not for use within 48 hours of surgery or anesthesia. Absorption of medications taken simultaneously may be delayed - space doses 1-2 hours apart from other medications or supplements. Store in a cool, dry place.
Frequently Asked Questions
How do I prepare Slippery Elm correctly?
Mix the powder with warm water or broth until it becomes a gel-like slurry. This activates the mucilage - the hydrated polysaccharides that coat and soothe the GI tract. The thicker the slurry, the more coating action it provides; for megaesophagus and reflux, a thicker consistency is generally more effective, or as directed by your veterinarian.
Should I give it before or after meals?
It depends on what you are using it for. Before meals (30-60 minutes) works best for reflux, regurgitation, and megaesophagus, where you want the esophagus and stomach pre-coated before food arrives. With meals works best for loose stool, diarrhea, and diet transitions. After meals or between meals can help for ongoing stomach irritation. Start with the timing that matches the primary condition and adjust based on your pet's response, or as directed by your veterinarian.
Can I give this daily?
Absolutely. Daily use helps maintain normal stool patterns, soothes chronic GI irritation, and supports the integrity of the gut lining over time. Slippery Elm is gentle, non-habit-forming, and well tolerated for long-term daily use in both dogs and cats, or as directed by your veterinarian.
Why should I separate Slippery Elm from medications?
Slippery Elm coats the GI tract so effectively that it can delay or reduce the absorption of medications given at the same time. This applies to oral prescription drugs and other supplements. Space doses at least 1-2 hours apart from any medications to ensure full absorption of both, or as directed by your veterinarian.
Is this safe for puppies and kittens?
Yes - Slippery Elm is gentle and safe for young animals. Dose by weight using the tables above. For puppies and kittens under 12 weeks of age, consult a veterinarian before use, or as directed by your veterinarian.
Will this help with grass-eating or vomiting bile?
Often, yes. Grass grazing can signal stomach acidity or an empty, irritated stomach. Slippery Elm coats the stomach lining and may help reduce that irritation. For more complete acid-related support, pairing Slippery Elm with GastroCare can address stomach acid levels alongside the soothing coating action, or as directed by your veterinarian.
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