At the beginning of April 2025, we tested a number of substances of particular health concern. In a tablet sold as ecstasy, in addition to MDMA also Caffeine was found. One sample submitted as mephedrone contained only the active substance 4-CMC. An ecstasy tablet with an extremely high dose was also tested.

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 16 - 2025