Kate Quilton returns for a new series investigating the alleged health benefits of superfoods. Kate's on a global quest for the truth behind the hype. In this episode, Kate travels to India to find out if a daily grind of pepper could be one of the most significant medical breakthroughs of the century. She also meets a scientist who believes white wine could be the key to kidney health and visits Norway to find out if sauerkraut could be a gut-health superstar.

Kate's in India to find out if turmeric helped her recovery from a serious back injury. She also discovers if jelly could be paving the way to better bones, and if eggs really are good for your eyes.

Kate Quilton is in Chile, looking at the medical miracles of snails. In Ghana, she examines a local rival to kale. And could olive oil be the answer to Alzheimer's?

Kate tests if ginger helps with nausea. Is raw milk a safe option for childhood allergies? And are nuts the key to a stress-free life?

Kate visits Chile to see if the mysterious macqui berry could be a dieter's dream come true. There's also superoats and the heart. And is offal really that awful?

Kate visits Ghana, to find out if peanut butter is a life saver. Also, do oysters sweeten the mood and have we underestimated the pea as a foodstuff?

Kate Quilton travels to South Africa on the trail of the ancient baobab to see if the tree might provide the answer to the current diabetes epidemic. She also investigates whether the hype about bee pollen is really deserved and endures zero gravity exploring the benefits of prunes.

Kate Quilton pushed herself to the limit on a trip to Ireland to prove that watercress is a contender as a sporting superfood, and she finds out whether the lowly onion can help people suffering from gout. Kat also travels to Spain to learn about the cancer-fighting properties of mangoes. Last in the series.