A healthy diet and nutrition are key to maintain good health and promoting performance for runners. A healthful diet typically includes nutrient-dense foods from all major food groups, including lean proteins, whole grains, healthful fats, and fruits and vegetables of many colors. Runners always ask what foods they should consume to enhance and maintain their performance. Here are the 9 best foods for runners; Orange or orange juice Oranges are loaded with vitamin C. Vitamin C is a powerful antioxidant. It can help relieve sore muscles. It also fights the free radical damage that your body experiences after strenuous aerobic exercise. If you don’t feel up to eating the fruit, get the nutrients in by whizzing up some freshly squeezed orange juice.