Abstract: Low-grade inflammation,a non-specific,chronic,continuous and low-grade inflammation,is usually associated with diverse diseases such as obesity,diabetes mellitus,hypertension and coronary heart disease and plays an important role in the pathogenesis of these diseases.Recent studies have demonstrated that diet may exert a regulatory effect on chronic low-grade inflammation.This article reviewed the relationship between common dietary ingredients and chronic low-grade inflammation,with a purpose of providing a new way to reduce related diseases through regulation of diet and subsequent improvement of chronic low-grade inflammation.