General Dosage
400-1,000mg powdered bark 3 times daily, or 1-2 tablespoons bark powder in hot water as tea
Maximum dose: No established upper limit; traditional use up to 3,000mg/day
Slippery Elm Dosage Guide
Evidence:Preliminary
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Dosage Recommendations
General recommendation: 400-1,000mg powdered bark 3 times daily, or 1-2 tablespoons bark powder in hot water as tea
Timing: Before meals for GERD; between meals for general gut soothing
Dosage by Condition
GERD/heartburn
400mg capsule before meals and at bedtimePreliminary
IBD symptom support
800-1,000mg 3x dailyPreliminary
Sore throat
Lozenges as needed or bark tea garglePreliminary
| Condition | Recommended Dose | Evidence |
|---|---|---|
| GERD/heartburn | 400mg capsule before meals and at bedtime | Preliminary |
| IBD symptom support | 800-1,000mg 3x daily | Preliminary |
| Sore throat | Lozenges as needed or bark tea gargle | Preliminary |
Upper limit: No established upper limit; traditional use up to 3,000mg/day
Timing & Absorption
Before meals for GERD; between meals for general gut soothing
Can be taken with or without food.
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References
- Watts CR, Rousseau B. (2012). Slippery elm, its biochemistry, and use as a complementary and alternative treatment for laryngeal irritation. Journal of Investigational Biochemistry.
- ObservationalLangmead L, Dawson C, Hawkins C, et al. (2002). Antioxidant effects of herbal therapies used by patients with inflammatory bowel disease. Alimentary Pharmacology & Therapeutics. DOI PubMed
- RCTTinsley G, Urbina S, Santos E, Villa K, et al. (2019). A Purported Detoxification Supplement Does Not Improve Body Composition, Waist Circumference, Blood Markers, or Gastrointestinal Symptoms in Healthy Adult Females.. Journal of dietary supplements. DOI PubMed