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Apr 30, 2007 | 04:13 PM CDT
Forever Young: Antiaging Hair Care
By: Katie Schaefer, Cosmetics & Toiletries
To slow hair aging, researchers are turning to an ingredient that has been formulated into personal care products for quite some time—silicone.
Apr 30, 2007 | 04:04 PM CDT
New Sprouts
By: Rachel L. Chapman, Cosmetics & Toiletries maga…
This issue of Cosmetics & Toiletries magazine looks at two newer areas of growth—delivery and oral care—and re-examines existing testing methods and the known mechanisms for hair growth.
Apr 30, 2007 | 03:41 PM CDT
Approaches to and Characterization of Hair Growth
By: Gillian E. Westgate, PhD, Westgate Consultancy…
There is still more to learn about hair growth control and what influences the follicle. The translation of what is learned into effective treatments is not keeping pace. This review offers some biology of the hair cycle and comments on differences between kinds of hair and hair treatments.
Apr 30, 2007 | 03:35 PM CDT
Texture Analysis to Select Packaging and Formulate Hair Care Products
By: Jo Smewing Stable, Micro Systems Ltd. and Janu…
Texture analysis provides quantitative information about a material’s response when deformed by a controlled force. Examples illustrate the use of a texture analyzer to evaluate shampoo extrusion, hair spray film toughness, hair spray tackiness, styling wax hardness and aerosol canister deployment.
Apr 30, 2007 | 03:23 PM CDT
Erythritol: A Multifunctional Natural Cariostatic Sweetening Agent in Oral Care
By: Katleen Brys, Cargill R&D Centre Europe
Erythritol is a multifunctional, natural cariostatic sweetener. Tests reported here show that erythritol as a cariostatic agent can be substituted for xylitol in toothpastes and mouthwashes with no ill effects on stability, viscosity or taste.
Apr 30, 2007 | 03:18 PM CDT
Encapsulation Technologies: Tailored Solutions for Delivery
By: Todd Ostergaard, Dow Corning Corp. and Scott H…
A variety of microencapsulation techniques can help formulators create innovative personal care product forms with stable cosmetic actives and long-lasting fragrance. This technology summary of microencapsulation serves as an introduction to its potential for high performance personal care products.
Apr 30, 2007 | 03:12 PM CDT
Film-Forming Polymers as a Strategy for Sunscreen Efficacy
By: Jennifer Davis, Doreen Petersen and Daniel Li,…
Acrylic-based film-forming polymers lend properties of water resistance to both traditional and nontraditional sunscreen formulations. Dehydroxanthan gum is a film-forming polymer, a rheology modifier and an SPF booster in sunscreen systems containing zinc oxide. Illustrations are provided...
Apr 30, 2007 | 03:06 PM CDT
Biomimetic Tripeptides for Improved Dermal Transport
By: Hugo Ziegler and Marc Heidl, Pentapharm Ltd.
Two novel biomimetic tripeptides, described here, have been found to enhance the delivery of antiaging benefits including collagen stimulation and treatment of mimic wrinkles. The authors describe their application as cosmetic ingredients.
Apr 30, 2007 | 01:41 PM CDT
Dermatological View—Defining Clinically Relevant Fragrance Allergens: The Challenge
By: Jurij J. Hostynek, PhD, University of Californ…
This article originally appeared in Exogenous Dermatology on pages 279–285 of volume 2 in 2003 and appears here in a modified version with permission from S. Karger, Basel.
Apr 30, 2007 | 01:36 PM CDT
TechEdge--Understanding Reactive Oxygen Species
By: Guest column by Paolo U. Giacomoni, PhD, Estée…
One antioxidant does not address all of the different free radicals that may be formed by an oxidative stress. Thus it is best to use a blend. In selecting antioxidants, a chemist must consider concentration and the effect of synergies or antagonists.