Bupleurum Falcatum Root Extract Middel Plant extracts No known benefits Bupleurum Falcatum Root Extract description A plant used in Chinese medicine for a variety of ailments. Some research has shown this extract to have skin-soothing and antioxidant properties. There is no research showing extracts of this plant have any benefit when applied to skin. It does contain glucoside and polysaccharide, but whether these can affect skin through topical application of the extract is unknown.