An oral supplement designed to help calm nervous stressed or hot horses. It combines, tryptophan, an essential amino acid which is converted by the body to serotonin, as well as thiamine, magnesium and vitamin E to help reduce nervousness and support healthy neurological function. BENEFITS Nutritionally supports horses exhibiting nervous behaviour due to dietary deficiencies. Optimum levels of all key ingredients. Helps to calm your horse without affecting performance. Does not contain any prohibited substances. Top dress your horses feed.