Food Unwrapped

What gives fizzy sweets their fizz, and can you harness their explosive power in a rocket? One in five of us lack vitamin D; can mushrooms help? And is raw kale bad for you?

First shown: 3 Dec 2018 This programme is subtitled This programme is audio described

Next on TV

Channel 4 Mon 10 Dec, 8.30pm Series 15 Episode 9

Still Hungry?

Food Unwrapped presenter Kate Quilton uncovers the good, the bad and the ugly food secrets lurking in your kitchen