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HerbCassiae Semen

决明子

Jué Míng Zǐ

Cassia Seed

The dried ripe seed of Cassia obtusifolia or C. tora (Fabaceae). Cool, sweet, bitter and salty, entering the Liver and Large Intestine channels. Excels at clearing Liver fire to brighten the eyes; widely used for red, swollen, painful eyes. Also moistens the intestines, promotes bowel movement, and calms Liver yang for headache and dizziness.

Actions · 功效

清肝明目Clear the Liver and brighten the eyes
润肠通便Moisten the intestines and free the stool
平抑肝阳Calm and subdue Liver yang

Indications · 主治

目赤肿痛，羞明多泪Red, swollen, painful eyes with photophobia and tearing
头痛眩晕Headache and dizziness from Liver yang rising
肠燥便秘Intestinal dryness constipation

Dosage · 用量

Per day · decoction · non-pregnant adult

10–15 g

Reference range for non-pregnant adults. Not a personalized prescription. Pregnancy, lactation, and pediatric use require specialist supervision.

Draft· 2026-04-16

Footnotes · 引用

[1]Shennong Bencao Jing (Divine Husbandman's Materia Medica)
[2]Bencao Gangmu (Compendium of Materia Medica)

Permalink · CC BY-SA 4.0

Cite this entry

@misc{bencaodian-jue-ming-zi,
  author       = {{Bencaodian Editorial}},
  title        = {Jué Míng Zǐ 决明子 (Cassia Seed) — Cassiae Semen},
  year         = {2026},
  howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine},
  url          = {https://bencaodian.org/en/herbs/jue-ming-zi},
  urldate      = {2026-04-16},
  note         = {CC BY-SA 4.0}
}

Permalink is fixed

@misc{bencaodian-jue-ming-zi, author = {{Bencaodian Editorial}}, title = {Jué Míng Zǐ 决明子 (Cassia Seed) — Cassiae Semen}, year = {2026}, howpublished = {Bencao Dian: A Bilingual Knowledge Graph of Traditional Chinese Medicine}, url = {https://bencaodian.org/en/herbs/jue-ming-zi}, urldate = {2026-04-16}, note = {CC BY-SA 4.0} }