With people demanding more reliable information about what's in their food, start-up Klappo is creating a database of ingredients and recipes and creating an API for food – powering the development of apps that can help people more easily understand what they're consuming.

If obesity is an international crisis, sugar is increasingly cast as the chief villain. In response, Coca-Cola, the world's most valuable brand, has openly pressed moral 'reset', throwing itself into the drive for collective health improvement.

Brazil's new easy-to-follow food guidelines prioritise well-being. Rather than focusing on specific nutrients, they emphasise the broader picture of dietary health and suggest sensible, positive ways to eat better such as ‘don’t multitask while eating’ and ‘eat in company when possible’.

Can our eating habits represent our identity? We sat down with Eating right in America author Charlotte Biltekoff to discuss how what we eat aligns with our aspirations and ethical codes, and our shifting perceptions of health.