The article consists of the dried fruit of Cullen corylifolium (L.) Medik., 

formerly known as Psoralea corylifolia (Family Fabaceae), reduced to powder or very fine powder. 

The fruit may be misinterpreted as seeds. 

It contains NLT 0.2% of psoralen on the dried basis.

POTENTIAL CONFOUNDING MATERIALS

Senna tora (L.) Roxb. Seed 

CONSTITUENTS OF INTEREST

Furocoumarin: Psoralen, bakuchicin

Terpene: Bakuchiol 

 Chemical constituents

Cullen corylifolium extract contains numerous phytochemicals, including flavonoids (neobavaisoflavone, isobavachalcone, bavachalcone, bavachinin, bavachin, corylin, corylifol, corylifolin and 6-prenylnaringenin), coumarins (psoralidin, psoralen, isopsoralen and angelicin), meroterpenes (bakuchiol, and 3-hydroxybakuchiol).

Use in traditional medicine

Cullen corylifolium, or bu gu zhi in traditional Chinese medicine, is an herb used as a therapy for several disorders, such as treatment of lichen planus by psoralen extract combined with sunlight exposure.