Tu Chung

Also known as: Du Zhong, Gutta-Percha Tree

Botanical Overview

Tu Chung (Eucommia ulmoides) is a flowering plant in the Eucommiaceae family. The traditional uses of this species reflect its genuine medicinal value, validated by generations of practical experience. This species belongs to the Eucommiaceae family, a group of flowering plants.

General Description

It belongs to the monotypic family Eucommiaceae. It is considered vulnerable in the wild, but is widely cultivated in China for its bark and is highly valued in herbology such as traditional Chinese medicine.

ⓘ Information
Description adapted from Wikipedia (CC BY-SA 4.0).

Geographic Distribution

Tu Chung has been recorded in 10 countries and territories worldwide, including Belgium, Canada, China, Germany, United Kingdom, and others.

Traditional Uses

Tu Chung has been traditionally used for urinary tract health, pain and inflammation, and nervous system disorders, among other applications.

Urinary tract health.

  • Kidney
  • Diuretic

Urinary tract applications typically involve drinking the herb as a mild tea, which increases urine production and helps flush the urinary system. It may be combined with other demulcent herbs to soothe irritated tissues.

Pain and inflammation.

  • Lumbago
  • Arthritis

For pain and inflammation, preparations are applied both topically as compresses and taken internally. A warm poultice draws blood to the area and promotes healing, while internal preparations address systemic inflammation.

Nervous system disorders.

  • Sedative

Nervous system support involves taking the herb as a warm tea, often in the evening or before bed. The calming compounds interact with neurotransmitter systems to promote relaxation and restful sleep.

Active Compounds

Phytochemical research has identified 30 compounds in this species, including a diverse array of phytochemical classes (see the Complete Chemical Inventory below for the full list).

The identified compounds include the following categories:

  • Flavonoid: antioxidant compounds that protect cells from oxidative damage
ⓘ Information
Information on this page is compiled from Dr. Duke’s Phytochemical and Ethnobotanical Databases (USDA ARS), a public domain resource. Consult a healthcare professional before using any herbal preparation.

Distribution and Conservation

Reported distribution: Belgium, Canada, China, Germany, United Kingdom, Japan, South Korea, Netherlands, United States, Unknown.

Complete Use Records

CategoryCultural Context
SedativeChina, Elsewhere
TonicChina, Elsewhere
AnalgesicChina
CancerChina
DepurativeChina
HypertensionChina
ImpotencyChina
KidneyChina
LumbagoChina
NotalgiaChina
PerspirationChina
PolyuriaChina
PregnancyChina
Preventitive(Pile)China
PuerperiumChina
Sore(Neck)China
LiverChina
ArthritisChina
DiureticChina

Complete Chemical Inventory

CompoundFormulaMW
(+)-1-HYDROXYPINORESINOL-4.4'-GLUCOPYRANOSIDE
(+)-EPIPINORESINOLC₂₀H₂₂O₆358.4 Da
(+)-MEDIORESINOL-DI-O-BETA-D-GLUCOPYRANOSIDE
(+)-SYRINGARESINOL-O-BETA-D-GLUCOSIDE
(-)-OLIVIL-4',4'-DI-O-BETA-D-GLUCOPYRANOSIDE
ARSENICAs74.92159 Da
ASPERULOSIDEC₁₈H₂₂O₁₁414.4 Da
ASPERUOSIDIC-ACID
AUCOBOSIDE
AUCUBINC₁₅H₂₂O₉346.33 Da
BETULINC₃₀H₅₀O₂442.7 Da
BETULINIC-ACIDC₃₀H₄₈O₃456.7 Da
CALCIUMCa40.08 Da
CHLOROGENIC-ACIDC₁₆H₁₈O₉354.31 Da
COPPERCu63.55 Da
DEACETYLASPERULOSIDIC-ACIDC₁₆H₂₂O₁₁390.34 Da
EUCOMMIN-AC₂₇H₃₄O₁₂550.6 Da
EUCOMMIOLC₉H₁₆O₄188.22 Da
FATC₁₆H₃₂O₂256.42 Da
GENIPOSIDEC₁₇H₂₄O₁₀388.4 Da
GENIPOSIDIC-ACIDC₁₆H₂₂O₁₀374.34 Da
GUTTA-PERCHA
IRONFe55.84 Da
LINOLEIC-ACIDC₁₈H₃₂O₂280.4 Da
LINOLENIC-ACIDC₁₈H₃₀O₂278.4 Da
MAGNESIUMMg24.305 Da
MANGANESEMn54.93804 Da
MERCURYHg200.59 Da
OLEIC-ACIDC₁₈H₃₄O₂282.5 Da
PALMITIC-ACIDC₁₆H₃₂O₂256.42 Da

Data from PubChem (NIH/NLM, public domain).


References & Further Reading

External Research Links

Data Sources