There are plenty of rules about what you should and shouldn't eat once you fall pregnant but what if you're trying to conceive? When you think about food and making babies, sometimes oysters and champagne come to mind. Margaret Hays has been working as a dietician for the past 20 years and says it's important to take a look at what you're putting in your body. From folate to zinc, vitamin D and inflammation, when it comes to fertility and diet, it’s real food for thought.