The Procter Gamble Company

Brian Naveen Ranade

Jianjun Justin Li

Randall Glenn Marsh

Richard Tweddell, Iii

Magda El-Nokaly

Mannie Lee Clapp

Saswati Datta

Louis Fay Wong

Sandra Lou Murawski

William Randal Belcher

Steven Hardy Page

Sohini Paldey

Ronald Ray Warner

Kerstin Ann-Margret Nolkrantz

Chitra Laxmanan

Maria Montserrat Sanchez Peña

Method of product evaluation comprising the steps of applying at least one substance to a surface of an artificial substrate to form a substance-coated surface, wherein the substrate surface demonstrates at least one physical property selected from the group consisting of a total surface energy of from about 15 mJ/mto about 50 mJ/m, a polar component of the total surface energy of from about 0 mJ/mto about 15 mJ/m, a zeta-potential at a pH of about 5.0 of from about &#x2212;30 mV to about 30 mV, and combinations thereof, and performing at least one analysis of the substance-coated surface.

Methods of use of substrate having properties of keratinous tissue

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Cincinnati, OH, United States of America

Brian Naveen Ranade