Marathon Training Plan And Nutrition. Go 11 minutes faster recent research at the copenhagen marathon showed that runners were on average 11 minutes faster by following our marathon nutrition guide on race day with no extra training and no stomach upset. What foods are best is a matter of personal preference, but gels and chews are very commonly used.
Diet before a marathon training in the hours before training you should aim to include carbohydrates in your meals to fuel your run. The start is part of your nutrition during exercise. These complex carbohydrates include foods like whole grain bread and pasta, cereal, brown rice, oatmeal, vegetables and.