Today, we announced the issuance of seven warning letters to companies illegally marketing products containing 7 hydroxymitragynine (7 OH). https: www.fda.gov news events press announcements fda issues warning letters firms marketing products 7 Oh Mitragynine Vape 7 O'Heaven 7 OH Kratom Vape Pen Ban on synthetic kratom in effect in Ohio, but more action could be coming The Statehouse News Bureau Can someone explain me why this is available at a local vape shop in Burke Virginia. Here is what ChatGPT has to say about it: The active compound in that package7 hydroxymitragynine (7 OH)is