The Running Bug Wed, Apr 4 2012 10:27 AM Likes5 Post a comment Facebook0 Twitter0 What to Eat the Week and Day Before a Marathon - Marathon Nutrition Plan - The Running Bug In the week before your marathon it's vital you take on the right nutrition, but it is tricky to know which food and drink to consume and how much. Follow The Running Bug's guide on what to eat the week before a marathon below to give you the best chance of running your best race. To continue, log in or sign up. It's FREE and only takes a minute! Log in to your account OR Sign up with Facebook JOIN NOW for FREE!