Food Unwrapped säsong 6

Jimmy visits Thailand to find out if the alarming headlines about food additive MSG are justified. Kate heads deep into the Amazon rainforest to investigate rumours that the Brazil nuts on UK supermarket shelves are all radioactive.

Jimmy investigates the effects of not getting enough vitamin D, Kate wants to know how supermarkets are able to sell one of the world's most expensive meats, wagyu beef, at knock down prices, and Matt finds out why there are holes in Swiss cheese.

Jimmy travels to Spain to meet an entrepreneur who is gambling vast sums of money farming critically endangered blue fin tuna. Kate investigates why the ice cream in your freezer can sometimes go a bit gritty way ahead of the Best Before date.

Jimmy investigates whether it's worth splashing out on expensive vodka, Kate finds out how coffee beans are turned into instant granules, and Matt checks out Wensleydale cheese.

Kate visits California to find out why she's paying for pistachios that she can't crack open, and Matt heads to Italy to enjoy a glass of Prosecco.

Jimmy investigates the supermarkets' stringent criteria for the perfect vegetable and witnesses the cutting edge of farming technology in Holland, where a global corporation has eliminated the farmer's biggest adversary: Mother Nature herself.

In Ghana, Kate learns that pineapples contain a special enzyme that attacks and destroys dead skin cells in your mouth. Meanwhile, Jimmy wants to uncover the secret of how they put the bubbles in some of our favourite chocolate bars.

Putting plums, prunes and prune juice to the test, Jimmy is tasked with making his own `poo recipe'. In the Netherlands, Matt meets a Dutch pioneer who may have unlocked the secret to growing vegetables using sea water.

Jimmy wants to know if there are any easier ways to get the meat out of a fiddly crustacean, and heads to Cornwall to meet a man with crabs. He also discovers a new technology in Ireland that could revolutionise the food industry.

Jimmy Doherty, Kate Quilton and Matt Tebbutt look back at some of their favourite investigations. Kate heads to Naples to ask why there's all that icky liquid in packets of mozzarella and Jimmy wonders why Britain imports so much venison from abroad.