Superfoods: The Real Story - Episode Guide

Can kale help with eye health? Does grapefruit fight fat? And is sugar substitute xylitol good for your teeth?

Are berries as good for us as they're made out to be? Can detox drinks containing charcoal rid our bodies of toxins and undo a weekend of excess? Is sweet potato a malnutrition game-changer?

Can broccoli help fight cancer? Is quinoa better than rice? And should we be adding a type of algae, spirulina, to our diets?

Can fermented milk drink kefir help keep digestive disease at bay? Is omega-3 rich oily fish a must-eat for heart health? And can wheatgrass oxygenate our blood?

In the first episode of the second series, Kate visits Naples to investigate the potential cancer-busting properties of the humble tomato; she travels to Japan, to find out if the secret of youth is a fermented soybean; and also discovers if a glass of red wine can really help the grey matter.

Kate Quilton investigates the real science behind the supposed health benefits of superfoods. Kate travels to Japan to drink matcha, a tea said to reduce the risk of coronary heart disease; discovers whether coconut water is really super-hydrating; and finds out if Moroccan argan could challenge olive oil's superfood crown.

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?

Kate Quilton tests the muscle healing properties of cherries when she touches down with US footballers, the New York Predators. She also chews through some very dark chocolate - could it really be good for our hearts? And finally, spinach - it worked as a superfood for Popeye, but does it really boost our biceps?

Kate Quilton goes salmon fishing in Oregon. But which kind of salmon is best, wild or farmed? In Spain, she gets to grips with tiger nuts - which could be good for our guts. And then it's time for dandelions - packed full of vitamins, with a long history in traditional medicine, Kate investigates whether this most common of weeds deserves a closer look.

Superfoods seem to be everywhere - not a day goes by without a 'superfood' story hitting the headlines. Backing up these eye grabbing stories are thousands of studies devoted to connecting the humblest of ingredients to the grandest of claims. But just what can we believe? In this new series, Kate Quilton investigates the real science behind the supposed health benefits and reveals which foods truly deserve the title - super. In this edition, Kate's in LA - the spiritual home of superfoods - to find out if pomegranates can fix a bad memory. She finds out about a surprising use for Shiitake mushrooms. And she travels to Thailand to try the creepiest and crawliest superfood contender yet... bugs!

Kate Quilton goes to Los Angeles, the spiritual home of superfoods, to find out if avocados can turn burgers into a healthy option. She heads north to Sweden, to see if a spoonful of cinnamon could help in the fight against type 2 diabetes. And in Thailand, Kate finds out if hot chillies might serve as a cure for heartburn.

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.

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

In this episode Kate's in Chile on the trail of snails to discover if they could be medical miracles. She then visits Ghana to find out if African weeds could challenge for kale's superfood crown and investigates if olive oil could be the answer to Alzheimer's.

Kate Quilton puts 20 volunteers on a rollercoaster four times in a row, to see if taking ginger can stop them from being sick. She investigates if raw milk is a safe option for childhood allergies; and travels to California to find out if nuts might be 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 travels to South Africa, to see if the baobab tree might help with diabetes. There's also a look at bee pollen and experiments with prunes at zero gravity.

Kate Quilton goes to the limit on a trip to Ireland to prove that watercress is a contender as a sporting superfood. Gout is thought to be the disease of kings, but could it be dethroned by the lowly onion? And Kate's in for a tropical treat, as she travels to Spain to uncover the cancer fighting properties of mangoes.