Biond magnolia flower bud / xin yi (辛夷)

Magnolia biondii

Chinese

Photo credit: Daderot

Toxicity: Low; the bud's hairs are a throat irritant if not wrapped/filtered.

Contraindications: Yin-deficiency / heat type nosebleed (TCM).

Interactions: None well documented.

Evidence level

Clinical

Supported by clinical trials in humans.

in formula (Xin Yi San) · flower bud

Part used: flower bud

Traditional use: nasal complaints

Evidence:Clinical

decoction (wrapped — hairs irritate throat) · flower bud

Part used: flower bud

Traditional use: disperses wind-cold, opens nasal passages; nasal congestion, rhinitis, sinus headache

Proposed mechanism: volatile oil, lignans — anti-inflammatory, anti-allergic, antihistaminic

Evidence:Clinical

n/a

Chinese

Sources (1)

[E13] Magnoliae Flos / xin yi pharmacology (shared neolignan/volatile-oil literature; rhinitis formulas)