Toona sinensis has high nutritional value. Besides protein, fat and carbohydrate, it is also rich in vitamins, carotene, iron, phosphorus, calcium and other nutrients. Traditional Chinese medicine believes that Toona sinensis is bitter, flat and non-toxic, and has the effects of appetizing, refreshing, expelling wind and removing dampness, stopping bleeding and benefiting qi, and removing fire and detoxifying. Therefore, there is a folk saying that "eating Toona sinensis buds often does not make you sick". Modern medicine and clinical experience also show that Toona sinensis can protect liver, benefit lung, strengthen spleen, enrich blood and relax tendons. For example, Toona sinensis decoction has inhibitory effect on pneumococcus, typhoid Bacillus and dysentery Bacillus; Fresh Toona sinensis buds, garlic cloves and salt are applied externally to treat sores, pains and swelling, and the effect is very good. Toona sinensis is boiled in water to cure high fever and dizziness. It is said that it also has a certain preventive effect on the SARS epidemic in previous years. Moreover, there is Laozhai Mountain Toona sinensis sauce on the market, which integrates the nutritional components of Toona sinensis sauce and is convenient to use.