화학적으로 손상된 손톱에 대한 유자씨 오일의 손톱 보호 효과

Abstract

The nail protects distal phalanx, finger tip and tissues from contusions. Recently, the awareness of appearance is increased, and the interest in beauty is specialized in modern society. Nail surface is decorated with a variety of colors, glitters, patterns and textures using manicures that contained chemicals. The nail art is caused chemically damaged. Therefore, to protect the nail, nail guard should have to used. In this study, using Yuzu seed, a waste resource, extracts oil, and experiments were carried out the effect of Yuzu seed oil as the nail guard. To measure antioxidant effects of the yuzu seed oil, DPPH radical scavenging and lipid peroxidation were investigated. The antioxidant activity of DPPH and lipid peroxidation were 4-42% and 10-35%, resperctively. Eleven adults women was selected as experimental group. The group members applied the yuzu seed oil as the nail guard everyday to damaged nail for one month. The morphological changes of nail surface were monitored using scanning electron microscope (SEM) and atomic force microscope (AFM). The results was that the roughness of nail surface and damaged cuticel layer decreased, and the nail became more strengthening. This work is considered that the yuzu seed oil is contained natural nail guard components, and the yuzu seed is expected to be utilized in the nail market by utilizing waste resources.