Katherine Rich’s opinion piece on sugar (Look at lifestyle, not just sugar, Mar 24) is what you’d expect from a lobbyist for Big Food. She’s about as credible as the cigarette lobby was before the public finally silenced it with scorn.

Let’s first focus on where Rich is correct. Our dietary ills are not all due to sugar. There is a raft of other energy rich, nutrient light fake foods that her employers have perfected that have a similar effect. Try refined white bread and polished white rice for example, both of which quickly lead to a blood sugar spike and more stored fat.

About the Author

Gareth Morgan

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Gareth Morgan is a New Zealand economist and commentator on public policy who in previous lives has been in business as an economic consultant, funds manager, and professional company director. He is also a motorcycle adventurer and philanthropist. Gareth and his wife Joanne have a charitable foundation, the Morgan Foundation, which has three main stands of philanthropic endeavour – public interest research, conservation and social investment.