<?xml version="1.0" encoding="UTF-8"?>
<record type="herb" updated="2026-09-18T16:35:00.009064+00:00">
  <source>Bencao Index</source>
  <source-url>https://bencaoindex.com/</source-url>
  <canonical>https://bencaoindex.com/herbs/bai-jie-zi/</canonical>
  <licence>Free to use and republish with visible attribution and a link back to the source page. The catalogue is a reference work and is knowingly incomplete; nothing in it is medical advice.</licence>
  <attribution-html>&lt;a href=&quot;https://bencaoindex.com/herbs/bai-jie-zi/&quot;&gt;Bencao Index&lt;/a&gt;</attribution-html>
  <names>
    <name type="pinyin">bai jie zi</name>
    <name type="chinese">白芥子</name>
    <name type="latin">Semen Sinapis</name>
    <name type="english">White Mustard Seed</name>
    <name type="japanese">hyakugaishi</name>
    <name type="korean">paekgaeja</name>
  </names>
  <category>Transform Phlegm Cold</category>
  <channels>
    <channel>Lung</channel>
  </channels>
  <actions>
    <action>
      <summary>Warms the Lungs, regulates Qi and expels Phlegm</summary>
      <indication>Cold-Phlegm build-up, often chronic, with cough and wheezing, plenty of thin white or clear sputum, and a distended, tight chest with pain in the chest and ribs</indication>
      <indication>Pain in the upper chest or at the diaphragm where Cold-Phlegm obstructs</indication>
      <indication>Breathlessness</indication>
    </action>
    <action>
      <summary>Moves Qi, dissipates nodules, unblocks the collaterals and relieves pain</summary>
      <indication>Phlegm-Damp lodged in the channels, with numb limbs</indication>
      <indication>Cold-Phlegm blocking the channels, with body aches and joint pain</indication>
      <indication>Yin-type flat abscesses and boils, and tuberculosis of the bone</indication>
      <indication>Spreading sores and bed sores</indication>
      <indication>Scrofula and other Phlegm nodules or masses</indication>
    </action>
  </actions>
</record>
