Real Tobacco taste: IQOS ILUMA is specially designed to be used with real tobacco sticks. TEREA sticks provide real tobacco taste & satisfaction. Harm Reduction: Switching completely to IQOS presents less risk to your health than continuing to smoke†. IQOS emits 95% lower levels of harmful chemicals compared to cigarettes.** Value: When you switch to IQOS ILUMA you can save up to £3,000 a year***