Complementary feed for pigeons. Oropharma Supra Pills are a herbal velocity pill. They help to improve the performance of racing pigeons and support the health. Supra Pills are a selection of natural herbs that give an extra lash to make the pigeons fly even faster. Amongst others Supra Pills contain cola nut and fenugreek. Fenugreek is rich in iron and copper, whereby it can improve performance.