Meet the herbs.
Know each one deeply.
A bilingual field guide to traditional Chinese materia medica, bringing together botanical images, classical context, safety notes, and interactive study tools.

BEN CAO
Featured materia medica
Familiar herbs to begin learning their names, forms, traditional context, and safety profile.
Remember through
looking and returning.
Review herb names at your own pace. Your learning progress stays on this device.
Can you name this herb?
Traditional formulas
Explore the structure and principles behind a few representative classical prescriptions.
These entries are for historical and educational study. Ingredients, preparation, and safety may vary by source, product, and person. Do not self-prescribe.
A traditional pairing
is not safe for everyone.
Some herbs may interact with medicines, cause side effects, or be contaminated. Take extra care during pregnancy, with chronic conditions, or when using prescription medicines.
Read NCCIH safety guidance ↗Entries include references so you can read, compare, and follow the evidence yourself.