We describe three experimental methods for evaluating the hypopigmentation activity of chemicals in vitro: quantification of 1) cellular tyrosinase activity and 2) melanin content, and 3) measurement of melanin by cellular melanin staining and image analysis.
Kim, Y., Kim, M., Kweon, D., Lim, S., Lee, S. Quantification of Hypopigmentation Activity In Vitro. J. Vis. Exp. (145), e58185, doi:10.3791/58185 (2019).