Nicotine Science and Policy

Vaping did not become an illicit business because demand disappeared. It became one where prohibition made legal access harder, pushed consumers towards informal supply and weakened the role of accountable retailers. Once safer nicotine products move outside regulated channels, product standards, age controls and consumer protection become harder to enforce. The lesson is clear: banning a market does not remove it — it changes who controls it.

All-or-nothing regulation leaves little room for the adults caught between smoking and quitting. The US vape industry’s pushback reflects a broader problem: when legal products are treated as unacceptable unless they meet impossible standards, cigarettes remain the most stable option on the market. Regulation should demand responsibility, evidence and enforcement without closing the door on products that help smokers switch. Public health needs standards that reduce harm, not rules that make only prohibition seem acceptable.

Women’s smoking is often shaped by factors that generic tobacco policy fails to see: stress, stigma, caregiving, mental health, poverty and unequal access to support. Tobacco harm reduction can offer another route for women who have not been reached by conventional cessation alone. That means recognising different patterns of use, different barriers to quitting and the need for non-judgemental information about lower-risk alternatives. Public health becomes stronger when it stops treating smokers as one uniform group.

South Korea is losing ground because its nicotine policy is working against switching. While countries such as Sweden and New Zealand have accelerated smoking declines by allowing lower-risk alternatives to compete with cigarettes, South Korea continues to tax and regulate safer products in ways that make them less accessible. The result is predictable: smokers receive confusing risk messages and face fewer practical routes away from combustion. If the goal is fewer smoking-related deaths, policy should stop making cigarettes the easiest option.

Ireland’s vape ban debate is becoming a test of whether public health can separate protection from overreach. Restrictions aimed at reducing youth use may sound straightforward, but they can also remove products that help adults stay away from cigarettes. The risk is a policy that looks tough while making smoking harder to escape. A better approach would target underage access and illicit sales without closing legal routes to lower-risk alternatives.