At the end of June / beginning of July 2023, we tested a number of substances of particular health concern. Some ecstasy tablets contained a (very) high dose of MDMA. In addition, unexpected ingredients were detected in other ecstasy tablets instead of MDMA, in one the new psychoactive substance 3-fluoroethamphetamine (3-FEA)in another caffeine and the hallucinogen AMT and in another one unknown substance. Two samples submitted as MDMA also contained a unknown substance. In a tablet submitted for analysis as LSD, the new psychoactive substance 1V-LSD determined.

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 week 28 - 2023