Homalomena

Botanical

What is it

Homalomena is a genus of aroid plants native to tropical Asia and the Pacific. Several species, notably Homalomena occulta, are used in Traditional Chinese Medicine (Qian Nian Jian) for joint pain and arthritis.

Evidence for 1 use

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Joint or back pain (traditional)

Mixed Evidence

Used in TCM for chronic joint and back pain. No controlled clinical evidence supports specific benefits.

How it works

The rhizome contains sesquiterpenes and essential oils, with linalool, terpinen-4-ol, and other related compounds. Laboratory studies have looked at anti-inflammatory activity of the essential oil and rhizome extracts. In TCM, Qian Nian Jian is described as warming and drying and is used for chronic joint pain, lower back pain, and weakness. Modern controlled human evidence is sparse.

Dosage

Traditional TCM doses are 5-10 g of dried rhizome per day in decoction. Modern extracts vary; no consensus modern dose has been published.

When and how to take it

TCM decoctions are typically taken twice daily. Modern extracts may suggest with-meal dosing.

1 commercial form

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Dried rhizome (Qian Nian Jian)

Used in TCM joint formulas.

Traditional preparation; constituent content variable.

Safety

Like many aroid plants, raw Homalomena contains calcium oxalate crystals that cause severe mouth and throat irritation. Properly dried and prepared rhizome reduces oxalate exposure. Reported side effects from traditional dosing are mild. Long-term safety of concentrated extracts has not been formally studied.

Who should be cautious

Avoid raw plant material due to oxalate content. Avoid during pregnancy and breastfeeding due to lack of safety data. Use cautiously in people with oxalate-related kidney stones.

Interactions

No well-characterized drug interactions. Theoretical interactions with anti-inflammatory medications based on overlapping mechanism.

Frequently asked questions

Can I eat Homalomena raw?⌄

No. Like other aroids, raw plant material contains calcium oxalate crystals that cause severe irritation. Proper drying and preparation are essential.

Will it help my arthritis?⌄

Traditional use is for chronic joint pain, but controlled clinical evidence is lacking. See a clinician for persistent arthritis symptoms.

References

Homalomena on Wikidata — Wikidata link

Homalomena on NIH DSLD (US supplement label database) — NIH Dietary Supplement Label Database link

Research on Homalomena (PubMed search) — PubMed link

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Evidence-based·How we grade evidence

Disclaimer: These statements have not been evaluated by the FDA. This page is educational, not a substitute for personalized medical advice. Evidence grades are AI-assisted assessments — talk to your doctor before starting any new supplement, especially if you’re pregnant, breastfeeding, on medications, or managing a chronic condition.