Demulcent — herbalism term · PlantSage glossary
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Demulcent defined
— Soothes irritated mucous membranes.
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The definition
Plants rich in mucilage that form a protective coating on inflamed mucous membranes — particularly throat, stomach, intestines, and urinary tract. Provides symptomatic relief in dry coughs, gastritis, ulcers, and cystitis.
Mechanism
Long-chain polysaccharides hydrate and form a hydrocolloidal film over irritated epithelium, reducing nociceptor activation and giving tissue time to heal.
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Example plants
Classic species in this category from the PlantSage archive.
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Related wellness goals
Common conditions where demulcent plants are indicated.
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See also
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