Zubrin er undersøgt såvel i laboratoriedyr som hos hunde, der er blevet behandlet på forskellige dyrlægepraksisser eller - klinikker i USA og i en række europæiske lande ("kliniske forsøg").
Zubrin has been studied in laboratory animals, as well as in dogs that were treated in various veterinary practices/ clinics in the USA and in a number of countries in Europe (“ clinical studies”).