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1.Product Introduction
The main component of Polygonum Multiflorum Extract is Tetrahydroxystilbene Glucoside, also known as stilbene polyphenols, which belong to polyhydrostilbenes and are widely found in mosses and higher plants. Stilbene glycosides have been identified as a phytoalexin, which is produced by plants under adverse conditions such as fungal infection, ultraviolet radiation, and mechanical damage. Studies have found that stilbene glycosides have a variety of physiological activities and medicinal values, and have shown functions in lowering blood lipids, anti-aging, and inhibiting tumors. This highlights its important research and development in today‵s aging society. value.
Natural Tetrahydroxystilbene Glucoside mainly exist in the form of stilbene aglycone side chains combined with a monosaccharide group. Its chemical name is 2,3,5,4’tetrahydroxy-stilbene-2-O-β-D-glucoside. The aqueous solution of stilbene glycosides is unstable at high temperature ( 80 ℃), and its content has a negative relationship with temperature. Stilbene glycosides are very unstable in acidic solutions. In 4% sulfuric acid solution, the content decreased to 31.67% after being placed at room temperature for 12 h, but no stilbene glycosides were detected at 80 °C for 4 h. The degradation products were stilbene aglycones, which were further degraded into phenolic compounds. Stilbene glycosides have strong radiation stability. Under dry conditions, after 60Co-γ ray irradiation, there is no significant difference in its content.

In view of the above properties of stilbene glycosides, we usually pack the stilbene glycosides reference substance in an air-isolated package, wrap it with newspaper, protect from light, and store it in a refrigerator. Take it as you go.
2.Technical Date Sheet
Product Name | Fo-Ti Extract Powder | |
Botanical Name | Polygonum Multiflorum | |
Used Part | Root | |
Test items | Specifications | Test Methods |
Tetrahydroxystilbene Glucoside | ≥90% | HPLC |
Appearance | Yellow Fine Powder | Visual |
Odor and Taste | Characteristic | Organoleptic |
Sieve analysis | 90% through 80 mesh | 80 Mesh Screen |
Loss on Drying | NMT5.0 % | 105℃/2 hrs |
Total Ash | ≤5.0 % | GB 5009.4 |
Bulk Density | 40~60 g/100mL | GB/T 18798.5 |
Tap Density | 60~90g/100mL | GB/T 18798.5 |
Lead (Pb) | ∠1.0mg/kg | ICP-MS |
Arsenic (As) | ∠2.0mg/kg | ICP-MS |
Cadmium (Cd) | ∠1.0mg/kg | ICP-MS |
Mercury (Hg) | ∠0.1mg/kg | ICP-MS |
Total Aerobic Count | ∠1000cfu/g | GB 4789.2 |
Yeast and Moulds | ∠100cfu/g | GB 4789.15 |
E-Coli | Negative | GB 4789.3 |
Salmonella | Negative | GB 4789.4 |
Staphylococcus Aureus | Negative | GB 4789.10 |
3.Function and Application
●Stilbene glycosides have the functions of brain protection, scavenging free radicals, lowering blood lipids, liver protection, anti-tumor, dilating blood vessels, and inhibiting atherosclerosis.
●Extraction and separation of stilbene glycosides and its application in health drinks:
Pharmacological analysis shows that the active components of stilbene glycosides in Polygonum multiflorum can significantly lower blood lipids, lower plasma cholesterol, prevent fatty liver, and prevent liver damage. Stilbene glycosides can achieve lipid-lowering health care effects through various channels:
①. Promote intestinal excretion of cholesterol and inhibit the absorption of exogenous cholesterol.
②. Inhibits cholesterol, triglycerides and B. lipoprotein synthesis;
③. Affect blood lipid distribution, operation and prevent cholesterol deposition in the liver.
④. It can reduce the content of cholesterol in the blood and combine with cholesterol to form lipids, making it easier to transport, metabolize and excrete, while reducing the content of cholesterol in the blood and reducing serum alanine aminotransferase and aspartate aminotransferase. In addition, stilbene glycosides also have certain therapeutic and health care effects such as improving memory function and protecting brain function. In this study, stilbene glycosides were extracted from Polygonum multiflorum using ultrasonic cavitation effect, and then the separated and enriched stilbene glycosides were applied to the development of lipid-lowering health drinks.
4.Certificate

5.Good comments

6.Third Part Test report

7.Factory

8.FAQ

LonierHerb focus on herb extract for many years,in especial for Polygonum Multiflorum Extract,Epimedium 98%,Ginkgo Extract and so on,we have enough stock.Focus on,Efficient,quality,service,we do more than we promise!If you have any further questions for Tetrahydroxystilbene Glucoside,welcome to contact by e-mail:info@lonierherb.comor Whatsapp/Wechat:86-17702909819.
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