Exposing the effort to glamorize heated tobacco Is IQOS, a smoke free cigarette alternative, safe? IQOS, une alternative la cigarette, chauffe le tabac au lieu de le brler The IQOS is what we like to call a heated tobacco product that works by heating up tobacco 'sticks' that are made from you guessed it, tobacco and many of the same Transitioning From Cigarettes to IQOS IQOS reviewed: Could a 'heat not burn' alternative to cigarettes wean this committed smoker off Marlboro Lights?