1.65 it means it means that H1 is accepted which "there is" the effect of choosing Song Joong Ki as a brand ambassador on purchasing decisions for the Scarlett Whitening products in active students of the Faculty of Social Sciences, State University of Jakarta, class of 2018-2019. The regression model Y' = 77.161 + 0.444X shows that the X variable has a positive effect on the Y variable. The selection of Song Joong Ki as Brand Ambassador affects the Purchase Decision of Scarlett Whitening Products by 15.6% while the rest is influenced by variables that are not examined." />