research Angiogenin Is Expressed in Human Dermal Papilla Cells and Stimulates Hair Growth 20 citations, October 2008 in “Archives of dermatological research” Angiogenin helps hair grow by stimulating cell growth and blood vessel formation.
research Purified Vitexin Compound 1 Inhibits UVA-Induced Cellular Senescence in Human Dermal Fibroblasts by Binding Mitogen-Activated Protein Kinase 1 3 citations, July 2020 in “Frontiers in Cell and Developmental Biology” Vitexin Compound 1 may help reduce skin aging caused by UVA light.