Herbal Extracts

Taxifolin Extract Dihydroquercetin  90%~98%

Taxifolin Extract Dihydroquercetin 90%~98%

DescriptionAdditional information

Taxifolin Extract Dihydroquercetin 98%

Product Description

Dihydroquercetin is a potent antioxidant and has anti-inflammatory activity,protecting cellular structures and blood vessels from the damaging effects of free radicals.
It improves blood vessel strength. Quercetin inhibits the activity of catechol-O-methyltransferase 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 quercetin acts as an antihistamine leading to the relief of allergies and asthma.
As an antioxidant, it reduces LDL cholesterol and offers protection from heart disease.





Physical Analysis



Light Yellow Powder Complies


Taxifolin 98% 98.12%

Mesh Size

100 % pass 80 mesh Complies


≤ 5.0% 2.85%
Loss on Drying ≤ 5.0% 2.85%
Chemical Analysis    
Heavy Metal ≤ 10.0 mg/kg Complies
Pb ≤ 2.0 mg/kg Complies
As ≤ 1.0 mg/kg Complies
Hg ≤ 0.1 mg/kg Complies
Microbiological Analysis    
Residue of Pesticide Negative Negative
Total Plate Count ≤ 1000cfu/g Complies
Yeast&Mold ≤ 100cfu/g Complies
E.coil Negative Negative
Salmonella Negative Negative


1. Dihydroquercetin can improving blood capillary elastic, anti-inflammatory.

2. Dihydroquercetin can antioxidation especially prostatic cancer.

3. Dihydroquercetin can preventing vascular disease.

4. Dihydroquercetin can maintaining vascular resistance.

1. Applied in pharmaceutical field, it is mainly used as pharmaceutical materail.

2. Applied in health care field, it was used in capsules, health food,health care products and other beverages.

3. Applied in cosmetic field.   

Main Function

1. anti-inflammation, pain and rheumatism.
2. antioxidant.
3. promote assimilation.
4. regulate immunity


1. It is used as pharmaceutical raw materials and stuff.
2. It is used in beverage for health care.
3. It is used as healthy food additive.

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