Abstract: As a carrier of anti-cancer drugs,peptides can modify and coat drugs.It shows good prospects in targeted drug delivery,drug sustained-releasing,drug enhancement of solubility,bioavailability.It can also reduce side effects of drug.The related studies become one of the hot points in the field of pharmaceutical research in recent years.In this paper,the types of peptide based drug delivery emerged in recent years are reviewed,the characteristics and advantages of various kinds of carrier systems are described in details.The present review provides a theoretical basis for the further application of peptide drug carries.