: an orange crystalline phenolic compound C15H10O5 that is obtained from plants (such as rhubarb and cascara buckthorn) and is used as a laxative
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Bioactive substances in aloe vera, including aloe emodin and salicylic acid, have known antioxidant, anti-inflammatory, antifungal, and immunity-enhancing properties that may be useful for treating psoriasis.18 These substances may improve redness and scaling associated with psoriasis.
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Brittany Lubeck, Verywell Health, 2 June 2025
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Brittany Lubeck, Verywell Health, 2 June 2025
Cite this Entry
“Emodin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/emodin. Accessed 31 Oct. 2025.
Copy CitationMedical Definition
emodin
noun
em·o·din
ˈem-ə-dən 
: an orange crystalline phenolic compound C15H10O5 that is obtained from plants (as rhubarb and cascara buckthorn) and is used as a laxative
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