are geek bars still being made 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 7oh Vape 7 O'Heaven 7 OH Kratom Vape Pen 7 OH Vape Pen N1 Loja De Vapes TABU CBD O Heaven 7 OH Kratom Vape Pen Australia 7 Oh Mitragynine Vape PSA: Don't fall for the "natural" hype. We need to talk about 7 OH ( 7 hydroxymitragynine), a potent psychoactive compound being sold in gummies, candies and liquid shots