Citrus aurantium has small fruit, green skin, and high content of volatile oil. The bitter taste in Citrus aurantium peel comes from the limonin in the volatile oil, which has the functions of reducing phlegm and moistening the lungs, as well as strengthening the stomach and protecting the cardiovascular system.
At the same time, Citrus aurantium peel contains unique flavanone components, which have biopharmacological activities such as sterilization, anti-inflammatory, anti-oxidation, removal of oral odor, and protection of teeth.
Foreign studies have found that the main role of synephrine is fat oxidation and weight loss. Therefore, synephrine is often used as an active ingredient in weight loss drugs, and synephrine is the main active ingredient in Citrus aurantium extract.