At the end of February / beginning of March 2023, we tested a number of substances of particular health concern. Among other things, a unknown substance was detected in an ecstasy tablet. In a sample submitted as MDMA, instead 4-CMC detected. Various additives were found in several samples submitted as cocaine, including the synthetic cathinones 3-CMC and iso-3-CMC.

Under the following link, all samples that have been analysed by checkit! since the last warnings and classified as high-dose, unexpected or of particular health concern are presented in detail: Current warnings KW 10 - 2023