The grapes , peanuts and Chinese medicine Polygonum cuspidatum are resveratrol-rich plants , in particular , the highest content in the fresh grape skin , and trans-dominant is predominance .
富含白藜芦醇的植物主要有葡萄、花生及中药虎杖等,尤其在新鲜的葡萄皮中含量最高,并以反式占主导地位。