A review.Blood purification was an important method to remove toxins and pathogens in the blood, including blood hemoperfusion, hemofiltration, blood dialysis, etc.The choice of blood purification adsorbent was the core of blood purification, so choosing the appropriate carrier was a vital role in blood purification adsorbent.The basic requirements of carrier for blood purification, the principles of the therapy of blood purification and the general situation of the carriers were introduced concisely.The future development of the carriers for blood purification was also reviewed in detail.