Min. Order Reference FOB Price
1 kg US$8.00-88.00 / kg
Product Description
Giant knotweed is widely grown throughout Japan and is foraged as a wild edible vegetable. The root of Polygonum cuspidatum, were widely used in traditional Chinese and Japanese medicine. It is also known to be a rich source of resveratrol, which is a natural polyphenol. Emodin, physcion, ...