Albizia

BotanicalBest before bed

What is it

Albizia (Albizia julibrissin or A. lebbeck), known as the silk tree or mimosa tree, is used in traditional Chinese medicine (where the bark is called He Huan Pi) for mood, anxiety, and sleep.

Evidence for 1 use

AI-assisted evidence assessment — talk to your doctor before relying on any single supplement.

Anxiety and sleep (traditional use)

Limited Evidence

Animal data and small clinical observations only; rigorous human trials are limited.

How it works

Albizia bark contains saponins, flavonoids, and lignans that show anxiolytic and antidepressant activity in animal models, possibly via serotonin and GABA system modulation. Lebbeck contains compounds with antihistamine and bronchodilator activity in lab studies. Clinical evidence in humans is limited; use is largely traditional.

Dosage

No RDA. Tincture dosing of 30-60 drops three times daily; capsules 250-500 mg.

When and how to take it

WHEN: Evening for sleep and mood use. HOW: Take with water or as a tincture.

2 commercial forms

Compare the main delivery options and what they’re best suited for.

Bark tincture or extract

The most common Western herbal form.

Traditional liquid extract.

Flower extract

Used in some Chinese medicine formulas (called He Huan Hua).

Distinct compound profile from bark.

Safety

Generally well tolerated. Mild GI upset is occasional. Long-term safety not well characterized.

Who should be cautious

Avoid in pregnancy due to limited data. Caution with CNS depressants.

Interactions

Theoretical sedative interactions; clinical data sparse.

Frequently asked questions

Is albizia like a sedative?

Traditional use suggests calming effects, but clinical evidence is limited and individual response varies.

References

Albizia on WikidataWikidata link

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

Research on Albizia (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.