Knowledge and Behavior Regarding Cosmetics in Koreans Visiting Dermatology Clinics.

Subjects demonstrated a definite trend of using cosmetics at an earlier age as their ages got younger; subjects in the teens started wearing makeup at 15.9 years; those in their twenties, at 19.3 years; those in their thirties, at 20.9 years; those in their forties, at 21.7 years; those in their fifties, at 22.9 years; and those in their sixties, at 24.0 years.

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With increasing age, liquid foundation, air cushion type foundation and lipstick use demonstrated an increasing trend, whereas BB cream, concealer, blusher, eye shadow, mascara, eyeliner, lip tint, and lip glow/lip gloss showed a decreasing trend.

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