| screening of nepalese crude drugs traditionally used to treat hyperpigmentation: in vitro tyrosinase inhibition. | south-east asian population is daily exposed to strong sunlight. as a result, the majority of population will have darker, ethnic skin. moreover, many people suffer from dark spots, hyperpigmentation, which is considered to be a skin disorder and causes psychological disturbance. to treat dark spots, most of the population will still rely on traditionally used crude drugs, knowledge about which is transferred from generation to generation. fifty-two crude drugs were selected based on the survey ... | 2008 | 18822041 |