commercial cajuput oil is mostly obtained from "melaleuca cajuputi" subsp. "cajuputi". this oil is a pale yellow liquid and contains up to 60% 1,8-cineole, the main antimicrobial component of the oil . cajuput oil has been classified as non-toxic and non-sensitizing, although skin irritation may occur at high concentrations. it has been reported to be useful as an insect repellant, as a sedative and relaxant and is useful in treating roundworms and urino-genital infections. it is used to flavour foods and to add to the fragrance of soaps and cosmetics.