The purpose of the present invention is to provide antiseptic disinfectant, and cosmetics and toiletries, medicine or food containing the same, which enhance the antibacterial activity that 1,2-alkanediol originally have against a broad range of strains by compounding 1,2-alkanediol with 5-10 carbons and a certain fragrance component. The present invention relates to an antiseptic disinfectant, and cosmetics and toiletries, medicine or food containing the same, which include 1,2-alkanediol with 5-10 carbons, and one or more materials selected from a group of citral, geraniol, nerol, perillaldehyde, .alpha.-terpineol, dodecanol and L-carvone.