Nutritionists play a vital role in sports performance by providing tailored dietary advice to athletes. They assess individual nutritional needs based on their sport, training intensity, and overall health goals. Proper fueling impacts energy levels, recovery, and injury prevention, making nutrition a fundamental element of high-level athletic performance. Nutritionists help athletes navigate complex diets, supplement regimens, and hydration strategies, ensuring they maximize their potential. By promoting healthy eating habits, they contribute to the athlete's long-term well-being and success.