If taken undiluted by mouth, GBL can cause esophageal and gastro-intestinal irritation. It is feasible for oral ingestion of GBL to bring about nausea as well as other equivalent challenges, possibly much more so than with GHB. We've got determined not to publish the names of the businesses marketing GBL https://nortedesantander.gov.co/en-us/Attention-to-the-Citizen/Forum/g/posts/m/176036/GBL-Wheel-Cleaner