"Tell me what you eat, and I will tell you what you are." —Jean Anthelme Brillat-Savarin, author of “Physiologie du gout” (The Physiology of Taste)

Food is an essential part of life. Most people in the Western world will enjoy at least three meals a day, interspersed with snacks or little treats anytime the munchies kick in. A person’s diet is linked to their physical and mental well-being, with an emerging body of research highlighting the link between gut bacteria and psychological health. The importance of making informed meal choices has never been as obvious, however, many people continue to fall into the luring trap posed by highly processed foods of low nutritional value. If people know that kale smoothies beat bacon butties, why do they keep choosing what’s bad for them?

One reason for a poor diet is the eye-watering number of food choices we have to make each day. We face a seemingly never-ending stream of decisions, which places a significant cognitive burden on our busy minds.

Try to answer the following question: How many daily decisions do you make that are related to food and........

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