They say in teen is additive as someone who grows his own taboo i know it not if i try to smoke it with out this gel i buy in a tabocco curing kit i can only smoke 3 smokes befor i need brought smokes but if i put the gel stuf on it i can smoke my own for month with out a brought smoke it not the in teen it all the other chem else they put on the smokes but the government wont say so becaus they let the tobacco compenys put it on and would be held liable for all the deaths caused by it