Food Unwrapped

More4

8:55 AM to 9:30 AM

Tuesday 23 April

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Jimmy Doherty investigates what makes fizzy sweets effervesce and swots up on his chemistry to see if he can harness their explosive power in a rocket. In Ireland, Kate Quilton finds out if a range of vitamin-enriched mushrooms could help the one in five Britons who lack vitamin D, while Matt Tebbutt explores claims that raw kale may be bad for people's health