What's your favourite snack? Crisps? A chocolate bar? How about a bag of dehydrated broccoli florets? Although the green stuff might once have been one of the most hated veggies, nutrition experts believe that new snackable formats are set to be a hit with children and adults alike.

We’ve long been drinking coffee by the capsule, but what if we could do the same with juice? Start-up Juicero has raised $120 million to do just that – deliver the freshest juices to home-service dispensers to bring juicers better quality than is available in the shops. How big could it be?

Only 3% of the UK population identify as vegetarian. But thanks to a switch in tactics, the movement is gaining pace – and a weekly slot in people's stomachs. Can meat-free Michelin-starred restaurants, celebrity chefs, and veg delivery services cure people's appetite for meat?

Shifting consumer needs can quickly become national trends for nimble companies to exploit. In five years Chobani has grown from nothing into a billion dollar yoghurt brand by using what others saw as a fad to re-invigorate a tired category.