[Objective] To discuss Zhongjing’s theory on“protecting stomach Qi”and its application on woman’s diseases in Jingui Yaolüe. [Methods] Study and summarize Zhongjing’s theory on “protecting stomach Qi”through literature research and comprehensive analysis and its application on wom-an’s diseases in Jingui Yaolüe. [Results] Zhongjing paid great attention to every aspects including therapy and pharmacy, contraindications, boiling herbs and taking medicine, and prognosis. His theory of “protecting stomach qi”reflected in the three chapters of woman’s diseases in Jingui Yaolüe.[Conclu-sion] Zhongjing placed great stress on protecting stomach qi and applied the theory of spleen and stomach which Huangdi Neijing established to clinical practice. This theory is of great importance for the doctors at later ages in guiding diagnosis and treating disease.