Search Cosmetics & Toiletries: Page 2

174 Results

Section: Testing > Method/Process

Photoaging and Photodocumentation

Techniques to photograph or image skin photodamage have reached new levels of sophistication. This survey discusses clinical grading, light imaging techniques, video-microscopy and three-dimensional in vivo measuring systems.

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Gattefossé and Ambiotis Uncover Inflamm'aging Insights

Inflammation is a natural defense but when left unresolved, it can negatively impact the skin and contribute to aging. Gattefossé and Ambiotis teamed up to explore these mechanisms.

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Screening Botanical Ingredients: Challenges and Opportunities

Botanical ingredients are interesting for their unique and complementary chemical diversities yet they are criticized for these very traits, which make quality assurance, reproducibility and good phytochemical characterization—required for successful high throughput screening, difficult. This article discusses these challenges as well as the benefits of large-scale screenings of botanical extracts that are currently used or developed for cosmetic product development.

Device for Measuring Nanoparticles and Proteins

Malvern Instuments has launched a device suitable for the characterization of proteins and nanoparticles where the highest sensitivity for size and zeta potential measurement is required.

AMS Revolutionizes Absorption and Metabolism Studies

Quantification of percutaneous penetration and metabolism of skin care ingredients has seemed daunting; however, new technology provides a ready solution for the problematic arena. Accelerator mass spectrometry (AMS) is a new analytical method that measures a biological response better than the existing technique.

Cosmetic Testing in 2000 and Beyond

Changes in cosmetic testing are being driven by regulation and advanced technologies, such as new in vitro methods, molecular combinational chemistry and skin delivery. Part of the Series: From Test to Claim.

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Acquisition Expands DSM and Amyris Partnership

Global science-based company active in health, nutrition and materials, DSM formed a strategic alliance in May 2017 with Amyris, Inc., an industrial bioscience company. The two are now collaborating on expanding with several significant product development collaborations including the acquisition of specialty production facilities.

Computerized Measurement and Correction of Color Cosmetics

With a spectrophotometer and computerized color measurement software, the cosmetic chemist can do both basic color quality control and color formulation and correction easily in the lab.

Updated Modeling and Simulation Platform for Chemists

A new software platform has been designed to improve the efficiency and effectiveness of chemical and materials research to increase research productivity and decrease time-to-innovation.

Lipotec’s Study Offers Cold Weather and Wrinkle Treatment

The Antarcticine marine ingredient is Lipotec’s latest in vivo study, which proved its efficacy to fight cold weather and wrinkles.

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Testing the Fate (and Exposure) of Cosmetic Ingredients

Risk and exposure go hand-in-hand. So when researchers dared to publish a new method to assess the exposure and fate of cosmetic ingredients, we couldn't help but give them exposure, in this review.

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Testing Tactics in Skin: Evaluating Radiance and Texture

Hydrated, even-toned skin with a natural glow, all indicators of health, has gained popularity in the last decade. This article explores the meaning of skin radiance, its relationship to texture and various ways to measure this desired attribute.

Hair Ethnicity and Ellipticity: A Preliminary Study

Ethnic hair care addresses diverse fiber compositions that require unique products. This comprehensive review in hair fiber dimensions among straight, wavy and curly/coily hair serves as a basis from which product developers can design products to cater to unique hair type needs. The current study examines the ellipticity of Caucasian, Brazilian, Hispanic and African-American hair.

Mechanisms of Tape Stripping and Protein Quantification

In this article, several methods to quantify the protein collected by tape stripping are described, including traditional gravimetric methods as well as novel colorimetric and visible spectroscopic techniques. Further, one colorimetric method is described to effectively determine the keratolytic efficacy of various materials in vivo, suggesting additional roles for this method.

CTFA Preservative Challenge and Stability Testing Survey

CTFA conducted a survey in 1999 to determine the consistency of the industry's procedures for preservative and stability testing used by the cosmetic industry.

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Destruction and Creation Harmonize at C&T Summit

“Analysis, synthesis, creation and destruction” was the secret recipe behind keynote speaker Jeffrey Baxter’s guide to unconventional thinking for problem-solving during the Cosmetics & Toiletries Summit.

CIDP Adds Japanese and Chinese Test Subjects

The testing company Centre International de Developpement Pharmaceutique (CIDP) announced it has added Chinese and Japanese panelists to its test panel options.

REACH and In Vitro Alternatives: Phototoxicity Testing

This is the third column in a continuing discussion regarding the new REACH regulations and their impact on chemical testing. The first appeared in December 2007 and discussed dermal corrosive potential testing; the second, in February 2008, covered dermal irritancy potential testing.

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