Optimize your top equine athletes’ muscle development, exercise recovery, and overall athletic fitness by feeding Purina^® SuperSport^® horse feed. Developed by the PhD Equine Nutritionists at Purina, this proprietary blend of amino acids, vitamins, and minerals is proven to support muscle performance. In a controlled 2011 study, horses fed SuperSport^® horse feed showed statistically significant improvements in overall athletic fitness and performance when compared to horses that did not receive the supplement. Increased exercise capacity and overall muscling was shown in supplemented horses, with greater forearm muscle circumference and less body fat than non-supplemented horses. Discover how this cutting-edge equine nutrition can optimize the performance of your top athletes.