Hou Zao

Calculus Macacae

Monkey Bezoar

Phlegm-Transforming

About this herb

A rare gallstone-like formation from monkeys, historically used like Niu Huang; very uncommon today.

This entry is a quick reference for now — we haven't written a full, in-depth write-up for Hou Zao yet.

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PinyinHou Zao

Chinese猴枣

Latin (pharmaceutical)Calculus Macacae

EnglishMonkey Bezoar

CategoryPhlegm-Transforming

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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.