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Difference between resveratrol powder from Polygonum cuspidatum extract and red grape

Jan 25, 2021

In the early 1990s, it was discovered that French people consumerd a large amount of saturated fatty acids such as meat and dairy products in their daily diet, which was not conducive to myocardial health. However, the chance of French people suffering from cardiomyopathy was very low. Scientists have studied and found that French people drink more red wine daily, so people speculate that resveratrol in wine is the mysterious factor behind the scenes.

As an important plant antitoxin, it contains beneficial ingredients that are antioxidant and anti-inflammatory, it can resist rectal cancer cells and prevent diabetes and more. In Canada, people generally regard it directly as a substitute for aspirin antibiotics. It has the efficacy of aspirin antibiotics but does not have the side effects of antibiotics.

resveratrol in wine

Resveratrol is extracted from the skin of red grapes, but the content of it is extremely low and extraction is very difficult. Therefore, the cost is relatively high.

But in addition contained in red grape skins, it also exists in a Chinese medicine-Polygonum cuspidatum, which is a kind of medicinal material. It is widely distributed and has low cost. It is definitely a perfect substitute for businesses who pursue high content and high profits. But is it really harmless to consume too much Polygonum cuspidatum extract?

Studies have shown that Polygonum cuspidatum contains emodin, tannins, and a variety of phenolic compounds, which are toxic. If taken in excess, it will cause gastric mucosal reactions, lightly causing dizziness, nausea, abdominal pain, diarrhea, etc., severely causing loss excessive water causes coma, collapse and other symptoms. In addition, for pregnant women, they are in a special physiological period. If they consume resveratrol extracted from Polygonum cuspidatum, it will also pose a serious threat to pregnant women and fetuses.

resveratrol Polygonum cuspidatum extract

Some consumers judge the content by its appearance color. it is a polyphenol compound extracted from grapes. There is insufficient scientific basis for judging its content only from its appearance color. Because the powder extracted from the grape skin is white, the amount has nothing to do with the shade of the color, so there is no scientific basis for comparing colors.

In order to cater to consumers' desire to pursue high levels product, most businesses often extract it from Polygonum cuspidatum. Some businesses add medicines such as Polygonum cuspidatum extract to beverages, and some use genetically modified methods to extract it.

Relevant research shows that the application of transgenic technology also promotes the production. The content of glycosides in transgenic hairy roots is 5 times that of non-transgenic hairy roots, and the content of it has not been significantly increased. In contrast, this type of product that extracts resveratrol from Polygonum cuspidatum has low cost and high content, but it also has its own inevitable side effects.

The Food and Drug Administration of Health Canada prohibits the use of it extracted from Polygonum cuspidatum in food or health products.


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