Activated charcoal benefits explained: Does it actually prevent hangovers? 

There are more than 1 million visits to the ER annually for drug or medication poisoning. Activated charcoal is one of the emergency treatments we frequently use to treat critical poisonings.

https://www.usatoday.com/story/life/health-wellness/2022/05/05/activated-charcoal-benefits-explained-cure-your-hangover/9631372002/