Reserveage , inc. uses organically grown grapes and naturally organic japanese giant knotweed for its resveratrol products .
reserveage公司使用有机葡萄酿制而成，自然有机日本巨头其产品虎杖白藜芦醇。
The japanese knotweed came to britain as an ornamental plant ; spreading it is now against the law in wales , such is its ability to burst through walls and road surfaces .
