Safer nicotine products (SNP) are being used by an estimated 112 million people worldwide, with approximately 82 million using nicotine vapes (up from 68 million in 2020), 20 million using heated tobacco products (HTP) and 10 million using US smokeless and snus.

Read our Briefing Paper titled "82 million vapers worldwide in 2021: the GSTHR estimate" to find out how we calculated the latest figure for vaping.

Our study was also published as a research paper in the journal Drugs, Habits and Social Policy.