Buy Stack'd 7 Hydroxymitragynine Disposable Vape Pen White Peach 2g 200mg KratomGala.com Trend Alert: 7 OH Kratom And 7 OH Vape 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 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 that's marketed as a chill