What is Giant Knotweed Extract?
Giant knotweed extract is one of the Polygonaceae plants, and it’s native to East Asia and vastly distributed in China. Resveratrol and emodin are the main functional ingredients in the giant Knotweed. Giant Knotweed has now been used in traditional medicine in China and Japan due to its benefits for gastrointestinal and circulatory health and […]