This product is specially designed to maintain the horse nutrition of any age and reduces gastric ulcers. This is consisted of colostrashield, which contains more than 37 significant and natural immune factors and more than eight growth factors. All of these are very helpful for the normal immune function of animals. But one thing you should understand that it contains L-Tryptophan and it is forbidden in some competitions. So, before using this product get caution as the horse will be subject to drug testing for competition.