Cleaning hair perceptions

Perceptions in Cleaning Hair and the Subjective Testing of Shampoos 221... 

Questions regarding the removal of sebaceous soil and other soils from hair are fundamental to the action of shampoos however, another fundamental question is Which is more important to the sale of shampoos—the actual abilities of different shampoos to remove soil from hair or factors relevant to the perception of cleaning such as lather, viscosity, and fragrance Laboratory or in vitro tests are critical to provide an understanding of shampoo behavior. However, subjective tests are ultimately involved to evaluate the consumer s response to the total product. The next section describes some of the more common subjective tests used in shampoo development and raises some important questions. 

Since hair care products (shampoos, conditioners and 2-in-l shampoo-conditioners) are of the wash-off types, in addition to fragrance perceived during product use, clean feel and foaming experience are considered to be the most important parameters that influence the perception of a product by consumers. Additionally, parameters such as feel, consistency, and spreadability of the product influence the perception of benefit and performance of the product... 

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