The present invention provides a method for selecting a perfume ingredient that can enhance a preference therefor by continuous use from among arbitrary perfume ingredients; a perfume composition and a preference-enhancing agent that can give a high preference therefor and enhance the preference by continuous use; and a hair cleanser that can offer excellent use texture and improve the use texture by continuous use.
A method for selecting a perfume ingredient comprising; conducting the following evaluation (A) and/or (B) on arbitrary perfume ingredients and making a selection with the evaluation result as an indicator:
- (A) an evaluation of an impression of the “density” of a fragrance on first exposure and an evaluation of an impression of the “density” of the fragrance after two or more exposures; and
- (B) an evaluation of an impression of the “cheerfulness” of a fragrance on first exposure and an evaluation of an impression of the “cheerfulness” of the fragrance after two or more exposures. A perfume composition comprising a perfume ingredient selected by the method for selecting a perfume ingredient.
A hair cleanser comprising (i) an amphoteric surfactant, (ii) a cationic polymer, (iii) an N-acyl-N-methyltaurine-based anionic surfactant, and (iv) one or more selected from the group consisting of galaxolide, ambroxan, manzanate, grapefruit oil, marjoram oil, cinnamon oil, aurantiol, tomato leaf extract, spearmint oil, clove oil, chamomile oil, pepper oil, Triplal, Yuzu citron (Citrus junos) oil, octylaldehyde, vanillin, jasmine oil, bergamot oil, armoise oil, strawberry extract, geranium oil, lime oil, nutmeg oil, and allyl caproate.