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Current cover

May 2003

Table of Contents:

Formulating Articles

Quaternium-91: A New Multifunctional Hair Conditioning Ingredient

Timothy Gao, PhD, Ann Bedell, Jung-Mei Tien, Abel Pereira, Patrick Obukowho and Rob Comber, PhD, Croda Inc., North American Technical Center

New Shampoo Technologies: Between the Shock Waves

Mort Westman, Westman Associates

Novel Silica Cleansing Particles With and Without Sensory Properties

Gemma Morea-Swift, Ineos Silicas Ltd.

Phytoestrogens: Applications of Soy Isoflavones in Skin Care

Norihisa Kawai, Ichimaru Pharcos Co. Ltd.

Formulating Hair Conditioners: Hope and Hype

Ken Klein, Cosmetech Laboratories

Research Articles

Getting Inside the Human Nail Plate: First Success

Ronald C. Wester, Xiaoying Hui, Sherry Barbadillo and Howard I. Maibach, Department of Dermatology, University of California

Ester Quats and Fatty Acid Amidoamines and Other Topics

Charles Fox