• Dyers Woad Leaf Extract Technical Data Sheet

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Dyers Woad Leaf Extract Powder


Isatis indigotica Fort.


Indigo Red 1%, 5%





  • Dyers Woad Leaf Extract Data Download

  •  Certificate of Analysis 

  •  Specification Sheet 

  •  Material Safe Data Sheet

  • Third Party Lab Test Report

  • What's Dyers Woad Leaf Extract

Dyers woad leaf extract is the powder extracted from dried leaf of Isatis indigotica Fort. Isatis indigotica is an herb distributed widely in China and traditionally used in clinical treatment of viral diseases like influenza, hepatitis, and encephalitis. It can remove toxic heat and reduce heat in blood, and promote subsidence of eruptions.


Model No.: DWL

Product Name: Dyers Woad Leaf Extract Powder

Botanical Name: Isatis indigotica Fort.


1. Indigo Red 1%, 5%

2. Extract Ratio: 5:1, 10:1, 20:1



1) It can enhance the function of body defense.

2) With the function of protecting cardiovascular system.

3) With the function of dispelling heat, benefiting gallbladder.

4) It has the function of antibacterial, anti-inflammatory and anti-viral.


Assay: Indigo Red 1%

Appearance: Brown Powder

Particle Size: 100% through 80 Mesh

Loss on Drying: < 5.0%

Heavy Metals: < 20ppm

Arsenic(As): < 2ppm

Lead(Pb): < 2ppm


Total Plate Count: < 10,000cfu/G

Yeast & Mold: < 1,000cfu/G

E.Coli.: Negative

Salmonella: Negative


a. The raw material is 100% natural, no additive added during products. Huge stock for the raw material, and finished products.


b. Full specifications, we can supply all the specifications.


c. Our special advantage is to produce goods conformed to the European market. European market is our main market, and we enjoyed a good reputation in Europe. Our heavy metals(As, Pb, Cd, Hg), Microbiology, Pesticide, etc. are well controlled.


d. Equipped with the most advanced extraction unit, and HPLC, UV, GC, AA. We are also in cooperation with many third party LAB to control the goods, such as SGS, PONY, CHROMADEX, etc..


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