EPO 5000 IU x 10 Vials. EPO is erythropoietin, a glycoprotein whose molecular characterisation includes its protein chain and carbohydrate-associated features. Research material labelled EPO may differ in expression system, processing and glycosylation. This listing expresses the nominal strength in international units rather than milligrams. Pack: 10 vials. 5000 IU per vial; 50000 IU nominal total across 10 vials. Intended exclusively for controlled in vitro laboratory research; not for human or veterinary use.