98% trans resveratrol Polygonum Cuspidatum Extract Powder

1. Introduction & source of resveratrol: Resveratrol is a non-flavonoids phenolic substance, which belongs to the plant antitoxin of astragalus compound. Resveratrol is a substance that plants make to fight off invasion by bacteria or fungi. Natural Field’s resveratrol is mainly derived from the root of Polygonum cuspidatum extract. Polygonum cuspidatum grows in Shaanxi, Gansu, Sichuan ,etc. Growth environment is warm and humid. 2. Specification of resveratrol:…

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