Shu Uemura hair styling products. CLEANSING OIL Shampoo Astringent Clarifiant. Purifying and astringent shampoo that works against sebum excess cleansing the scalp and hair from the root. Doesn't contain parabens, nor silicones. Enriched with lemon Yuzu extracts, known in Japan for its astringent properties, is ideal for oily hair or oil-prone hair.