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Quantifying Visual Aspects of Hair

Quantifying Visual Aspects of Hair

Nov 12, 2018 | Trefor Evans, Ph.D., TRI-Princeton, Princeton, New Jersey

Quantitive claims regarding hair care can be questioned if the results and approaches do not equate to real life occurrences. This article highlights ongoing research efforts that aim to improve our understanding of visual evaluations of hair.

Unassuming Softness: Silicone Conditions Hair Without Affecting Dyes, Perms or Pores*

Unassuming Softness: Silicone Conditions Hair Without Affecting Dyes, Perms or Pores*

Nov 9, 2018 | Yoshio Tsujino, Japan Advanced Institute of Science and Technology, Nomi, Ishikawa, Japan

This study assesses the deposition on hair of a coacervate comprising silicone, cationic cellulose polymer and water, and its impact on hair dyes and permanent waves, as well as scalp pores. Results suggest silicones provide conditioning benefits to hair without disrupting these subsequent chemical treatments, or blocking pores.

Behind the Gloss—Multiple Angles Reveal New Soft-focus Insights

'Behind the Gloss'—Multiple Angles Reveal New Soft-focus Insights

Nov 9, 2018 | Daphne Benderly, Ph.D., Presperse, Somerset, NJ USA

Described here is a novel method to investigate the soft-focus effects of powders. It utilizes a handheld, multi-angle spectrophotometer to capture reflectance spectra at various observation angles. Results showed variances in results taken in the trans or “behind the gloss” plane, indicating which powders provide the best light-scattering capabilities.

[podcast] Consumers are Lured by the Right Click Closure

[podcast] Consumers are Lured by the Right Click Closure

Nov 5, 2018 | Rachel Grabenhofer with Charles Spence, Ph.D.

"Marketers ... should engage more of their customer’s senses in a rational and emotional manner. That’s how you can create more engagement with your customer," says Charles Spence, Ph.D. Learn more of his insights from our seven-part podcast series, sponsored by Berjé.

Words from Wiechers: What is Normal Skin Care?

Words from Wiechers: What is 'Normal' Skin Care?

Nov 1, 2018 | Anthony J. O'Lenick, Jr., and the late Johann Wiechers, Ph.D.

This article series considers the many lessons the cosmetics R&D industry can learn from the late Johann Wiechers, Ph.D. The present installment addresses where to draw the line between a cosmetic and drug.

Letter to the Editor: Resorcinol Clarification

Letter to the Editor: Resorcinol Clarification

Oct 25, 2018

Please take note of this concerned reader's comment, as Cosmetics & Toiletries and Global Cosmetic Industry do not wish to propagate false or misleading information to the cosmetic community.

[video] Natural Preservatives and the Microbiome

[video] Natural Preservatives and the Microbiome

Oct 22, 2018

How might topical cosmetic preservatives influence one's microbiome? Here, Anna Crovetto, of Active Microtechnologies, describes research on this subject, presented during the latest IFSCC Congress.

Safety of Lead-based Skin Lightener Substantiated

Safety of Lead-based Skin Lightener Substantiated

Oct 22, 2018

While to consumers it may sound counterintuitive, Sirona Biochem has demonstrated the safety of its lead-based skin lightener.

China Forms Non-animal Testing Working Group, Appoints IIVS

China Forms Non-animal Testing Working Group, Appoints IIVS

Oct 9, 2018

China's momentum toward non-animal testing is gaining speed with its recently formed animal alternative work group and its appointment of the Institute for In Vitro Sciences (IIVS).

Your Hair on Acid: The Influence of Carboxylic Acids

Your Hair on Acid: The Influence of Carboxylic Acids

Sep 28, 2018 | Trefor Evans, Ph.D., TRI-Princeton, Princeton, New Jersey

Carboxylic acids are growing in use to alter hair's properties from the inside out. This column explores the efficacy of these materials and presents possible explanations for their effectiveness.

Good Vibrations: Spectroscopic Imaging to Visualize the Delivery of Actives

Good Vibrations: Spectroscopic Imaging to Visualize the Delivery of Actives

Sep 28, 2018 | Qihong Zhang, Kimberly Wyluda and Samuel Gourion-Arsiquaud, Ph.D., TRI-Princeton, Princeton, NJ USA; Joel Coret, Bentley Laboratories, LLC, Edison, NJ

Understanding how actives are delivered is essential to product development and to provide scientific data in support of a product’s efficacy. Vibrational imaging spectroscopy is shown here to enable the visualization of the penetration of cosmetic actives into skin, hair and nails.

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