Parents: Have You Heard of 7 OH? A new substance called 7 OH (7 Hydroxymitragynine) is starting to appear in gas stations, vape shops, and online stores, and many people don't realize the risks. 7 Oh Vape Canada 7 O'Heaven 7 OH Kratom Vape Pen Fruit Punch Fast & Potent 7 Oh Heaven Vape State health cabinet to ban sale and possession of 'dangerous' kratom derivative News From The States The FDA is recommending that 7 hydroxymitragynine (7 OH), a synthetic, concentrated substance derived from kratom leaves, be classified as a Schedule I substance under the Controlled Substances Act. http: ms.spr.ly 6184sKOn0