The global food industry has never faced more challenges. From tainted dairy products to contaminated beef, high-profile cases crop up regularly to dent consumer confidence, while leading companies work hard to reclaim lost faith. So how trustworthy is your food?

Food safety is something we tend to take for granted. When we scan well-stocked supermarket shelves to select food and beverages for our weekly shop, most of us trust—and expect—that the contents of the packets of foodstuffs on display will match the information on the labels. The provenance of the food is something we rarely question, but is everything we eat and drink really what we think it is?

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