7 Oh Mitragynine Vape What is 7 OH? 7 OH stands for 7 Hydroxymitragynine. It is a strong chemical found in very small amounts in the kratom plant. Some products sold in stores have much Utah Senate pushes 3 approaches to regulating kratom and 7 OH ahead KUER Doctors are warning about a substance they call gas station heroin that is available over the counter at vape stores across Arizona. The product is called 7 OH, a component derived from kratom. 7 OH kratom is fueling addictions across the Philly region 7 Hydroxymitragynine Wikipedia