Where Science Leads the Way To A Better Tomorrow LEARN MORE Our People, Our Science LEARN MORE Connect with Us LEARN MORE Toggle autoplay TOBACCO HARM REDUCTIONTobacco Harm Reduction (THR) is an evidence-based public health strategy intended to reduce the health impacts of using combustible tobacco products.Learn More SMOKELESS PRODUCTSSmokeless tobacco and nicotine products provide alternatives to cigarettes for adult tobacco and nicotine consumers.Learn More OUR SCIENCERobust science is the cornerstone of progress and understanding for Tobacco Harm Reduction (THR). We rigorously assess emissions, exposure, and risks of our products.Learn More