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Natural Ingredients

Isoquercitrin Sophora Japonica Extract Powder

Isoquercitrin Sophora Japonica Extract Powder

Product Name: Isoquercitrin
Source Material: Sophora japonica L.
Appearance: Light Yellow Powder
CAS: 482-35-9
Certifications: ISO, HACCP, CQC, KOSHER...
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Product Details

Product Name: Isoquercitrin

Other Name: Sophora japonica Extract

Source Material: Sophora japonica L.

Appearance: Light Yellow Powder

Part Used: Seed

CAS: 482-35-9

Molecular Formula: C21H20O12

Molecular Weight: 464.38

Isoquercitrin Sophora Japonica Extract Powder Oil Introduction

It's a potent antioxidant and sophora japonica p.e isoquercetin/isoquercitrin which has the function of improving antiinflammatory activity,protecting cellular structures and blood vessels from the damaging effects of free radicals. It also improves blood vessel strength. Quercetin inhibits the activity of catecholOmethyltransferase that breaks down the neurotransmitter norepinephrine. This effect may lead to elevate the levels of norepinephrine and an increase in energy expenditure and fat oxidation. It also means that quercetin can act  as an antihistamine leading to the relief to allergies and asthma. As an antioxidant, it reduces LDL cholesterol and offers the protection against heart disease.

Tests such as capillary permeability have shown anti-inflammatory effects. It has a toxic effect on the larvae of cotton aphid. It has the function of reducing enzymes therefore becoming one of the active ingredients of the treatment of hepatitis in Tianjihuang.

Isoquercitrin has biological activities such as anti-oxidation, anti-tumor, blood pressure lowering, hypolipidemic, anti-inflammatory, analgesic, anti-viral and anti-depressant, and is often used as an auxiliary drug or a pharmaceutical active ingredient. EMIQ synthesized from isoquercitrin is a new type of multi-purpose food additive with excellent anti-oxidation and coloring properties.

Specification of Isoquercitrin Sophora Japonica Extract Powder



Assay by HPLC

90% 95% 98%



Molecular Structure


Yellow fine powder

Extract Solvent

Ethanol & water

Loss on Drying

≦5% ≦2.0%

Ash content

≦5% ≦0.5%

Residual Solvent


Total Heavy Metals










Total Plate Count


Total Yeast & Mold


Main Functions

1.Anti-hypertensive effect

2.Anti-tumor effect

3.Kidney, and enhance immune function

4.Anti-oxidation, anti-aging, anti-aging musculoskeletal

5.Anti-bacterial, anti-virus

6.Other functions: diuretic, choleretic, lowering blood pressure, miscarriage.



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