PepsiCo's answer to Coke Life is a stevia-sweetened drink called Pepsi True that contains 30% less sugar than regular Pepsi. As people grow wary of what they're putting into their bodies, can Pepsi attract health-conscious drinkers with its green-coloured product?

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.

The fizzy drinks industry has lost $4.5 billion in a decade, and suffered a 1.5 billion litre decline in sales in the past two years alone. Can low sugar, high sophistication soft drink DRY Soda do for the fizzy pop market what the craft movement has done for beer?

Over 80% of UK adults agree that looking after their health is important and almost 50% will pay more for a low calorie drink. But we are a contradictory nation; sugary cola represents over half of all pop drunk. When and why are people choosing to drink healthy over swigging down a sugar hit?