Sangui Biotech International, Inc., through its subsidiary Sangui BioTech GmbH, specializes in creating artificial oxygen carriers derived from hemoglobin. These innovative products are utilized as blood supplements, blood volume replacements, and various related formulations. The company's oxygen carriers are vital for delivering oxygen to humans experiencing acute or chronic oxygen deprivation due to conditions like blocked arteries, anemia, or blood loss, as well as for managing chronic wounds.