No. Sodium lauroyl sarcosinate is an amino acid surfactant, can produce rich foam, clean hair and scalp, at the same time has a mild nature, will not be excessive degreasing or skin irritation, sodium lauroyl sarcosinate after a number of safety tests, including oral, dermal toxicity test, eye, skin irritation test, cell chromosome aberration test, etc., the indexes have reached a high level of safety. Therefore, the normal use of shampoo containing sodium lauroyl sarcosinate is not harmful to the human body.