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김종표 ( Jong Pyo Kim ),윤한울 ( Hanool Yun ),이규성 ( Gyu Seong Lee ),김주경 ( Joo Kyung Kim ),정희진 ( Hee-jin Jeong ) 대한미용학회 2021 대한미용학회지 Vol.17 No.3
In the current study, peel extract from Citrus junos Sieb. ex Tanaka (C. junos) was characterized and its antioxidant efficiency was investigated. The main constituent of the C. junos peel extract was quantified using high-performance liquid chromatography. Results showed that two types of flavonoid, viz. hesperidin and naringin, were mainly contained in the C. junos peel extract. To evaluate the antioxidant effect of C.Junos peel extract, we quantitatively analyzed the content of total polyphenol (8.05±1.05 mgGAE/g) and total flavonoid (0.93±0.87 mgQE/g) in the peel extract. Results confirmed that the extract had the scavenging ability of both DPPH (10.57±0.75 g/L) and ABTS (1.82±0.11g/L) radicals. These results showed that the C. junos peel extract is a natural antioxidant and can be used to synthesize novel beauty products and cosmetic materials.