GMP Food Grade Natural Polygonum Cuspidatum Root Extract Resveratrol CAS 501-36-0

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Описание Product Description Resveratrol is a naturally occurring phytoalexin produced by some higher plants in response to injury or fungal infection. Phytoalexins are chemical substances produced by plants as a defense against infection by pathogenic microorganisms, such as fungi. Alexin is from the Greek, meaning to ward off or to protect. Resveratrol may also have alexin-like activity for humans. Epidemiological, in vitro and animal studies suggest that a high resveretrol intake is associated with a reduced incidence of cardiovascular disease, and a reduced risk for cancer. Stability of resveratrol:1. Resveratrol can produce fluorescence under ultraviolet light.2. In the case of ferric chlorid e - potassium ferricyanide solution is blue, in the case of ammoni a and other basic solutions red.3. Resveratrol is unstable to light. FAQQ1: WHICH PAYMENT IS AVAIL ABLE FOR YOUR COMPANY?Re: In order to prompt our cooperation, there are some payment methods for your choice. T/T(USD), West- erm union, Paypal, Credit card, Alipay . You can choose the one which is convenient for you.Q2: HOW AND WHEN CAN I GET MY GOODS AFTER PAYMENT?Re: For small quantity products, they will be delivered to you by intermational courer(DHL, FedEx, TIT, EMS, etc.) or by air. Usually it will cost 2-7days that you can get the goods after delivery. For large quantity products, shipment is better. It will cost days to weeks to come to your destination port, which depends on where the port is.Q3: IS THERE ANY POSSIBLE TO USE MY APPOINTED LABEL OR PACKAGE?Re: Sure. If needed, we'd like to use label or package according to your requirement.Q4: HOW CAN YOU GUARANTEE THE GOODS YOU OFFER IS QUALIFIED?Re: We always believe honesty and responsibility are basis of one company, so whatever products we provide for you all are high qualifed. If the goods can't come to the quality we promise, you can ask for refund.

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GMP Food Grade Natural Polygonum Cuspidatum Root Extract Resveratrol CAS 501-36-0

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