Amino acids ,inorganic elements,crude proteins,crude fats and vitamin B1,B2,E,B12 in Formica sankuinea Latr.and Polyrhachis vicina RoRer were determined. It was found that thecontents of free amino acids,hydrolytic amino acids,crude proteins,vitamin B1,B2,E12and seneinorganic elements,especially element Zn,which has been regarded as one of the activecomponents of medicinalants,in Formica sanguinea Latr. were higher than those in Polyrhachisvicina Roger.