This letter aims to inform the medical community about herbal supplements that have steroidal and non-steroidal drugs hidden in their formulation, entailing risks to the health of consumers, in addition to the fact that they are not regulated at the local level and the producers of these supplements try to sell them internationally, which would bring serious consequences, since it would become a serious global health problem; these supplements have provoked Cushing's syndrome, diabetes mellitus, sepsis, pneumonitis and invasive helminthiasis.© 2023 Revista Médica del Instituto Mexicano del Seguro Social.