Hangover top 3 DON'Ts EPSA Science Blog Frontiers Glutathione: Pharmacological aspects and implications for clinical use in non alcoholic fatty liver disease Alcohol metabolism and why a few drinks linger longer than you think Your body processes >90% of ethanol in the liver, but the path creates toxic byproducts and drains key cofactors. 1 Most people think hangovers are just from dehydration But that's only part of the story. The REAL problem is what alcohol turns into inside the body: acetaldehyde. A toxic compound linked to