The Food Chain

How much could your diet affect your ability to have a child? Throughout history, harvest and the abundance of food have been associated with the creation of life. Join us on a journey from ancient traditions to the latest science. When the vegetable sellers of east London shed little light on which foods make us fertile, the BBC’s Emily Thomas goes to the Wellcome Library to look through some 16th century recipe books with Dr Jennifer Evans from the University of Hertfordshire. From stags' testicles, to ‘mad apples’ we find out which food the ancient Egyptians thought to be the biggest aphrodisiac, and why a 300 year old recipe book tells us beans lead to babies. How well does this all sit with the latest science? We talk to Dr Jorge Chavarro, from the Harvard Schools of Public Health and Medicine.Also, unless you're a woman trying for a baby, you may think folic acid isn’t something you should be too worried about… but in about a third of countries in the world, it is mandatory to add it to main food produc