research Effects of Crataegi Fructus Hot-Water Extract on Hair Growth and Growth Factor Gene Expression of Human Dermal Papilla Cells September 2017 in “Korean journal of acupuncture” Crataegi Fructus water extract may help treat hair loss.
research Extractives of Cercidiphyllum Japonicum Twigs: Isolation and Structural Elucidation of a New Galloylflavonol Glycoside, Anomeric Tannins and Flavonoids 3 citations, April 2018 in “Holzforschung” Scientists found a new natural compound and other known compounds in Cercidiphyllum japonicum twigs, which might be useful for medicine.