Kate explores the cancer-busting properties of the tomato. She travels to Japan to see if the secret of youth is a fermented soybean. And does a glass of red wine really help the grey matter?

Kate Quilton visits Japan to see if matcha tea reduces the risk of heart disease. She discovers if coconut water is really super-hydrating; and finds out about Moroccan argan.

Kate travels to Morocco to see if saffron can beat the blues; downs espressos in Naples, to find out if coffee helps the liver; and runs a marathon on Ethiopian teff.

Kate finds out if seaweed makes slimmer. Is blue cheese good for our stomach health? And will anyone buy the brand new superfood, Icelandic chork?

What are the muscle healing properties of cherries and can spinach really boost our biceps?

Kate Quilton goes salmon fishing in Oregon, gets to grips with tiger nuts in Spain, and takes a good look at dandelions with all their benefits

Kate goes to LA to find out if pomegranates can fix a bad memory. And she travels to Thailand to try the creepiest and crawliest superfood contender yet - bugs.

In Los Angeles, Kate discovers if avocados can make burgers healthy. She also looks at cinnamon for type 2 diabetes and hot chillies for heartburn.