Natural edible yellow pigment - Quercetin

API application range:
A. Medical field
1. Anti-tumor.
2. Lower blood lipid; lower blood pressure.
3. Protective effects on the liver and kidneys.

4. Antibacterial and anti-inflammatory; analgesic and antidiarrheal.
5. Expectorant, cough suppressant.

Food additives
1. Besides being used as a food antioxidant, it can also be used as a food yellow pigment.
2. Antioxidant. Mainly used in fats, beverages, cold drinks, and meat processing products.

product details

PRODUCT INTRODUCTION

1. Product name: Quercetin
2. Cas number: 6151-25-3
3. Synthesis：from Rutin
4. Physico-chemical property: Dihydrate is a yellow acicular crystal. 1g soluble in 290mL anhydrous ethanol, 23ml boiling ethanol, soluble in glacial acetic acid, alkaline aqueous solution is yellow, almost insoluble in water, ethanol solution taste very bitter.
Decomposition temperature 314 ℃, insoluble in ether, insoluble in cold water, insoluble in hot water, soluble in gl acetic acid and alkaline aqueous solution, yellow.
5. Molecular formula & Molecular weight: C15H14O9&302
6. Specification: 95%HPLC 98%UV
7. Origin: Quercetin exists in the flowers, leaves, and fruits of many plants, mostly in the form of glycosides, such as rutincitrus glycoside), Quercetin, and Hyperin, which are found in higher concentrations in plants.

Pharmacological action

A. Quercetin is a natural flavonoid, which have anti-tumor, anti-oxidation, anti-infection, immune suppression, cardiovascular protection and blood sugar regulation and other pharmacological effects.
B. Quercetin has a good expectorant and antitussive effect, and has a certain antiasthmatic effect, is used to treat chronic bronchitis. In addition, it also has the effects of reducing blood pressure, enhancing the resistance of capillaries, reducing the frag of capillaries, reducing blood lipid, dilating coronary artery, and increasing coronary blood flow, which has an auxiliary therapeutic effect on patients with coronary heart disease hypertension.
C. Quercetin can prevent and treat various liver injuries, such as fatty liver, cirrhosis, and hepatic fibrosis. In recent years it has been found that Quercetin can significantly reduce the concentration of triglycerides in the serum of rats with fatty liver, inhibit the activity of aspart transaminase, and has a good effect on the treatment of fatty liver.

product function

A. Quercetin prevents and treats osteoporosis, Quercetin has been used in clinical trials and animal studies to prevent or treat a variety of diseases such as polycystic ovary syndrome (PCOS), cancer, autoimmune disorders and chronic cardiovascular disease due to its powerful antioxidant effects.

B. Antioxidant effect, the most important and basic function of Quercetin, is related to its antibacterial and anti-inflammatory, antifrotic, antitumor, hypoglycemic, and lipid-lowering effects. Free radicals can cause cell membrane lesions, gene mutations, and erode tissues of the organism, inducing various diseases of the tissues and organs of the organism. The antioxidant property of quercetin can effectively reduce or eliminate the damage caused free radicals.

C. Anti-tumor, Quercetin can significantly inhibit the action of carcinogens, inhibit the growth of malignant cells in vitro, and inhibit the synthesis DNA, RNA and protein of ehrlich ascites tumor cells.