Tài liệu Báo cáo y học: "Effects of p-Synephrine alone and in Combination with Selected Bioflavonoids on Rest

The bioflavonoids hesperetin and naringenin are widely distributed in citrus fruits and juices as their glycosides, hesperidin and naringin, respectively. They are present in Citrus aurantium as well as a wide variety of other Citrus species [1]. The sugar moieties for both flavonoids consist of rhamnose plus glucose, which must be removed in the intestinal tract before the flavonoids can be absorbed [2, 3].