Szechwan Chinaberry Fruit

Chinese
川楂子
Pinyin
Chuan Lian Zi
Latin
Fructus Meliae Toosendan
Botanical illustration of Szechwan Chinaberry Fruit, Melia azedarach, showing fruiting branch, ripe drupes, dried medicinal fruits, and diagnostic plant details.
Botanical plate by Kodi .

Known in TCM as Chuan Lian Zi (川楂子), this bitter, cold herb enters the Liver, Stomach, Small Intestine, and Bladder. Traditionally, it moves Liver qi and alleviates pain ... Chuan Lian Zi is a classic bitter-cold pain herb for hypochondriac, epigastric, abdominal, and hernia-type pain with qi stagnation and heat, most often applied for abdominal pain, liver qi stagnation, and intestinal parasites. Modern research has identified Toosendanin among its active constituents.

Part used: Fruit

Also Known As

Toosendan fruit Melia fruit Melia

Latin: Fructus Meliae Toosendan | Pinyin: Chuan Lian Zi | Chinese: 川楂子

TCM Properties

Taste
bitter
Temperature
cold
Channels
Liver, Stomach, Small Intestine, Bladder

Traditional Use

Primary Actions

  • Moves Liver qi and alleviates pain ... Chuan Lian Zi is a classic bitter-cold pain herb for hypochondriac, epigastric, abdominal, and hernia-type pain with qi stagnation and heat.
  • Clears constrained heat from the Liver channel ... its cold nature makes it especially useful when stagnation has turned hot and pain is sharp, irritable, or burning.
  • Expels roundworms and relieves associated discomfort ... older use includes intestinal worms, colic, and external antiparasitic application.

Secondary Actions

  • This page stays source-plant-forward on the accepted medicinal fruit lane rather than on a generic Melia fruit description.
  • It should remain distinct from the companion Jin Ling Zi entry, which carries the same herb family through a more trade-name-forward presentation.

Classic Formulas

  • Jin Ling Zi San ... classic pairing with Yan Hu Suo for Liver-qi pain, hypochondriac pain, and heat-constrained abdominal pain.
  • Worm-expelling combinations with Bing Lang or Ku Lian Pi ... a traditional route when intestinal parasites are part of the presentation.
  • Branch-fried or vinegar-fried preparations ... common processing logic to moderate harshness and emphasize pain relief.

Classical References

  • Traditional herbology describes Chuan Lian Zi as bitter, cold, and mildly toxic, entering the Liver and digestive channels to move qi and stop pain.
  • Its defining profile is painful constrained heat with a worm-expelling side role, not broad everyday digestive tonic use.

Modern Research

Active Compounds

  • Toosendanin
  • Limonoids from Melia fruit
  • Triterpenoid and bitter secondary-metabolite fractions linked to pharmacologic and toxicologic activity

Studied Effects

  • A 2023 review summarized botany, traditional uses, phytochemistry, pharmacology, and toxicology for Fructus Meliae Toosendan, making it the best current overview for this medicinal fruit family (PMID 36395606).
  • An ethanolic extract of Melia Fructus showed anti-influenza A activity in 2017 by affecting viral entry and viral RNA polymerase, illustrating ongoing antiviral interest in the fruit (PMID 28400751).
  • Toosendanin reduced colitis severity in a dextran-sulfate-sodium model by regulating inflammatory polarization and inflammasome-related signaling, extending modern interest beyond pain relief (PMID 31520988).

PubMed References

Safety & Interactions

Contraindications

  • Pregnancy
  • Marked Spleen-Stomach deficiency cold
  • Use outside supervised dosing because the herb is mildly toxic

Cautions

  • Chuan Lian Zi can irritate digestion and is not appropriate for casual self-treatment of abdominal pain.
  • Melia fruit chemistry includes compounds with real toxicologic relevance, so more is not better.
  • Persistent abdominal or testicular pain requires standard medical evaluation.

Conditions

Frequently Asked Questions

What is Szechwan Chinaberry Fruit used for?

Szechwan Chinaberry Fruit is traditionally used to Moves Liver qi and alleviates pain ... Chuan Lian Zi is a classic bitter-cold pain herb for hypochondriac, epigastric, abdominal, and hernia-type pain with qi stagnation and heat., Clears constrained heat from the Liver channel ... its cold nature makes it especially useful when stagnation has turned hot and pain is sharp, irritable, or burning., Expels roundworms and relieves associated discomfort ... older use includes intestinal worms, colic, and external antiparasitic application.. Research has investigated its effects on: A 2023 review summarized botany, traditional uses, phytochemistry, pharmacology, and toxicology for Fructus Meliae Toosendan, making it the best current overview for this medicinal fruit family (PMID 36395606).; An ethanolic extract of Melia Fructus showed anti-influenza A activity in 2017 by affecting viral entry and viral RNA polymerase, illustrating ongoing antiviral interest in the fruit (PMID 28400751)..

What are other names for Szechwan Chinaberry Fruit?

Szechwan Chinaberry Fruit is also known as Toosendan fruit, Melia fruit, Melia. In TCM: 川楂子 (Chuan Lian Zi); Fructus Meliae Toosendan.

Is Szechwan Chinaberry Fruit safe during pregnancy?

Szechwan Chinaberry Fruit is not recommended during pregnancy.

What are the contraindications for Szechwan Chinaberry Fruit?

Szechwan Chinaberry Fruit should not be used in: Pregnancy; Marked Spleen-Stomach deficiency cold; Use outside supervised dosing because the herb is mildly toxic. Consult a qualified practitioner before use.