What's Really in Our Food?: Junk Food (2008)

Sugar, fat and salt are the “three big nasties” in our modern diet, and they’re lurking in our junk food – those delicious treats we can’t resist. And what about the other additives? How do they affect us?

This episode presents two people who have paid the ultimate cost for their junk-food diet and follows three guys in their twenties to find out just what they eat. Lab tests find potential carcinogens in our potato chips, and reveal the dangers of additives like artificial sweeteners, phosphoric acid and food colorings.