In this article, we would like to share the hair thermal damage model conducted by CIRS Testing and Amway (Shanghai), as published in the Journal of Cosmetic Dermatology. The frequent use of hair dryers can cause thermal damage to the hair. Currently, there are various hair care products aimed at repairing thermal-damaged hair emerged on the market, making it necessary to establish a convenient and stable hair thermal damage model to evaluate the efficacy of such products.
