Regulating flavours and flavour delivery technologies: an analysis of menthol cigarettes and RYO tobacco in Aotearoa New Zealand.

Capsule technologies using menthol flavours work synergistically to enhance the appeal of smoking and appear likely to encourage experimentation among non-smoking young people. Comprehensive policy that regulates menthol flavours and innovations used to deliver flavour sensations will support tobacco endgame goals in NZ and could inform policy in other countries.