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Method Development/Validation

New in Method Development/Validation (page 6 of 200)

May 21, 2014 | 08:20 AM CDT

Engineering Sensory in Personal Care

By: Rachel Grabenhofer

At the C&T Summit, one lab in the day two sessions will cover the technical aspects of how to create sensory effects in formulations; then classes will break into teams, each of which will be given a mock marketing brief and a palette of sample formulas with different aesthetics. In this second portion, led by S. Peter Foltis (L'Oréal USA) and Leslie Harris (SkinCeuticals/L'Oréal USA), the teams will evaluate the samples, come to a consensus, and discuss which best meets the target application given in the mock briefs and why.

May 21, 2014 | 06:34 AM CDT

Plankton Body Slimming

By: Rachel Grabenhofer

Lipotec has developed a topical marine-derived ingredient for increased metabolism and body slimming effects.

May 20, 2014 | 06:07 PM CDT

Guarana Blend for Antiaging

By: Rachel Grabenhofer

Custom Ingredients Inc. has launched a blend of Amazonian Paulinia cupana (guarana) vine extract and vitamins for anti-aging benefits.

May 20, 2014 | 02:33 PM CDT

Quantifying the Performance of Hair Styling Products

By: Trefor A. Evans, PhD, TA Evans LLC, Princeton,…

There are two general classifications of hair styling products—those that help with style creation and those that prolong the style. Both facilitating style creation and promoting hold longevity stem from the presence of water-soluble polymers in formulations. This paper discusses methods to evaluate these properties and quantify performance.

May 20, 2014 | 12:27 PM CDT

From the Archives … Flexabrasion: A Method for Evaluating Hair Strength

By: J. Alan Swift, University of Liverpool, Liverp…

From the December 2001 issue of Cosmetics & Toiletries, this article describes how both bending and abrasion should be tested–along with extension–when evaluating hair strength, as the authors show here in tests of an active developed to increase the strength of bleached hair.

May 20, 2014 | 11:49 AM CDT

What’s Happening in Hair Damage, Protection and Repair

By: Robert Lochhead, PhD, and Heather Pearson, The…

Hair damage from environmental and cosmetic treatments is a continuing concern. Efforts are under way to understand hair degradation and devise means to protect and repair hair from the damage. This short review is an attempt to summarize recent advances toward protecting and repairing human hair.

May 20, 2014 | 11:36 AM CDT

Literature Review: Damage, Growth and Conditioning in Hair

By: Cosmetics & Toiletries editors

This survey of recent literature relates to assessing hair damage, reducing dye allergy, increasing and inhibiting hair growth, cleansing and conditioning hair, and more. The papers are presented as food for thought in the early stages of the product development process, and may warrant deeper investigation.

May 20, 2014 | 11:04 AM CDT

Regulations and Notifications for Cosmetics and Hair Spray in Vietnam

On the Vietnamese market, cosmetics must satisfy ASEAN guidelines for the marketing of their features. Corporations or individuals selling cosmetic products bear full responsibility for product safety, efficacy and quality. Also, VOCs are not currently regulated. This update briefs manufacturers on processes specific to this growing market.

May 20, 2014 | 10:47 AM CDT

Product Innovation Gives Hair Care a Boost

By: Oru Mohiuddin, Euromonitor International

In line with the performance of the beauty industry in general, hair care has experienced a slight slowdown globally, with the value growth rate falling from 5.5% in 2012 to 4.9% in 2013. However, hair care has resisted this slowdown.

May 20, 2014 | 10:15 AM CDT

A Hair Dyeing Solution for the Dye-allergic Consumer

By: Nicholas Blickenstaff and Garrett Coman, Unive…

This article describes how to identify allergic contact dermatitis resulting from hair dye, and outlines prevention principles for those who wish to continue dyeing their hair despite being allergic—with clear implications for those formulating these products. The main sensitizers in hair dye are discussed, along with techniques to minimize exposure to these allergenic substances.