The Helen Clark Foundation wants widespread change to address New Zealand's high obesity rate.
Its report recommends government policy interventions to improve the proportion of healthy food available.
It also suggests restricting the marketing of unhealthy food to children and adopting new technologies for obesity treatment.
Executive Director Murray Bruges joined Kerre Woodham.
LISTEN ABOVE

Kerre Woodham: The Greens' fuel relief package should be seriously considered
07:00

Chloe Swarbrick: Green Party co-leader on proposed fossil fuel relief package
08:32

Kerre Woodham: At what point does it become unaffordable to work?
04:06