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Testing
New in Testing (page 6 of 25)
Feb 20, 2012 | 11:55 AM CST
ICCVAM Recommends Non-animal Endocrine Disruptor Screening
The Interagency Coordinating Committee on the Validation of Alternative Methods (ICCVAM) has recommended a non-animal test method to identify estrogen agonist and antagonist activity. In addition to recommending the test, ICCVAM also found the method to provide a number of benefits over the method currently employed in the United States.
Jan 26, 2012 | 02:37 PM CST
Science Exposed—What Should the Minimum Recommended SPF Be to Avoid Sunburn?
By: Brian Diffey, PhD DSc, Newcastle University, U…
“Science Exposed” is a new column aimed at digging into industry controversies to strip them down to the scientific facts. Here, sun protection expert Brian Diffey, PhD DSc, critiques the current SPF test method.
Jan 05, 2012 | 04:33 PM CST
Hair Color Vibrance Factor to Characterize Shine and Color Intensity*
By: Timothy Gao, PhD; Peter Landa; Regan Tillou; a…
To evaluate the comprehensive effects of shine and color intensity in hair, a hair color vibrance factor has been developed to enable new claims for hair dye formulas and after-dye treatments. Experimental results described here show how varying the ingredients in shine spray and hair dye formulas affect this factor and correlate with subjective panelist assessments.
Dec 07, 2011 | 09:51 AM CST
Public Comments Requested for Development of NICEATM-ICCVAM 2013-2017 Five-Year Plan
NIEHS and NICEATM invite public comments that can be considered by the ICCVAM and the agencies' program offices in updating the NICEATM-ICCVAM 2008-2012 Five-Year Plan to develop the 2013-2017 Five-Year Plan.
Oct 28, 2011 | 11:26 AM CDT
Lab Lessons—Wise Words From the Bench With Sergio Nacht, PhD
By: Katie Anderson (Schaefer), Cosmetics & Toiletr…
Today, product formulation goes hand in hand with efficacy testing, but nearly 40 years ago, when Sergio Nacht, PhD, started out in the personal care industry, it was a different story. Throughout his decades in personal care, Nacht has developed methodologies that have allowed the personal care industry to establish efficacy of a product and convey this to the consumer. He has also been instrumental in the increased efficacy of personal care products through sustained release.
Oct 03, 2011 | 11:36 AM CDT
SCoutech Patents Ex Vivo Real Skin Model
SCoutech, a joint venture between Symrise AG and Cutech Srl, has received a patent on its ex vivo real skin model that reportedly bridges the gap between in vitro and in vivo testing of anti-aging products.
Aug 16, 2011 | 05:55 PM CDT
Comparatively Speaking: SPF and Calculated SPF
By: Anthony J. O'Lenick Jr., Siltech LLC; and Denn…
In order to prepare the industry for the upcoming Sunscreen Symposium, organized by the Florida chapter of the Society of Cosmetic Chemists, industry expert Tony O’Lenick asks Dennis Lott to explain the difference between SPF and calculated SPF. This is the first of two columns on sun protection.
Aug 01, 2011 | 02:12 PM CDT
Evaluating Hair Conditioning with Instrumental Combing
By: Trefor Evans, PhD, TRI/Princeton
When formulating a hair care product, there is often a need for testing that validates the product’s technical performance. This testing provides guidance to create formulas with appropriate performance, while also communicating the product’s message to the consumer. This article discusses the use of instrumental combing measurements when formulating hair conditioning products.
Jun 30, 2011 | 11:49 AM CDT
Rapid Colorimetric Analysis of para-Phenylenediamine in Henna-based, Non-permanent Tattoo Color Mixtures
By: Christopher T. Krüger; Dirk W. Lachenmeier, Ph…
In some henna mixtures, para-phenylenediamine (PPD) has illegally been added and it is responsible for complications such as allergic contact dermatitis. While high-performance liquid chromatography has previously been used to detect PPD, a colorimetric method that is faster and portable, described here, has been developed. For product developers, this method can be used to evaluate henna plant extracts.
May 25, 2011 | 10:37 AM CDT
P&G Presents 'Omics' Findings in Acne, Male Grooming, Dandruff and Anti-aging
During the World Congress of Dermatology, Procter & Gamble Beauty and Grooming is presenting new findings in acne, male grooming, dandruff and anti-aging based on a broader "omics"—i.e., genomics, proteomics and metabolomics, research tool.