蓖麻子
Herb Name Lookup

Bi Ma Zi

Semen Ricini

Castor Seed

Topical / Purgative
About this herb

A toxic seed used historically and cautiously, mainly topically; the extracted oil is the more common modern form.

PinyinBi Ma Zi
Chinese蓖麻子
Latin (pharmaceutical)Semen Ricini
EnglishCastor Seed
CategoryTopical / Purgative
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This entry is a plain-language reference, not a guide to diagnosis or treatment. Herb names, properties, and categories can vary between texts and traditions — always confirm with a licensed practitioner before using any herb.