Article Download: Evaluating Hair Conditioning With Instrumental Combing

Nov 10th, 2023

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From 2013-2020, advisor and columnist Trefor Evans, Ph.D., wrote the column series, 'Testing Tactics in Hair' for C&T, which is treasure trove of information for those working in the hair care space. Following is an index, complete with links.
'Testing Tactics in Hair' Column Series — An Index of Works by Trefor Evans, Ph.D.
From 2013-202, adviser and columnist Trefor Evans, Ph.D., wrote the column series, "Testing Tactics in Hair" for Cosmetics & Toiletries, covering methods to measure damage, treatments, claims and more. This is an index of his works.
Nov 10th, 2023
All updates were effective immediately upon release except the revised test methods, which are scheduled to come into force on March 1, 2024.
China Updates: Benzene Limit, 19 Test Method Revisions, Benvitimod/Tapinarof Ban
China’s National Medical Products Administration (NMPA) recently issued Notice No. 41, limiting benzene impurities in cosmetics, revising five and adding 14 test methods, and banning the tapinarof skin treatment for psoriasis.
Sep 18th, 2023
JD Jojoba Oil: Redefining Skincare Excellence – Download Data
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Elevate your cosmetic formulations with scientifically proven effectiveness and sustainable integrity. Explore the transformative benefits of JD Jojoba Oil in our latest research findings.
Mar 11th, 2024
Learn more about RNA sequencing and how it benefits claims support in this exclusive podcast, sponsored by Genemarkers. Register now to listen; it's free.
[podcast] How RNA Sequencing Advances Claims Support
RNA sequencing is a newer, more dynamic approach than DNA sequencing to measure the effects of ingredients and products on skin. Rishabh Kala, Ph.D., of Genemarkers, explains its capabilities in this sponsored podcast. Listen now; it's free.
Apr 3rd, 2023
Using an oil blotting film to collect facial sebum, Kao can apply skin surface lipids-RNA monitoring technology to 'infer' skin and physical conditions such as pediatric atopic dermatitis and Parkinson's disease.
Kao's New Infant Sebum Testing Protocol Can Flag Atopic Dermatitis, Parkinson's Disease
The move is the start of Kao's expansion into health testing services.
Mar 8th, 2023
Genemarkers Ct2302 Lead
Environmental Stress Panel for Evaluating Diesel Particulate Matter==> download our unique Gene Expression Panels Guide at no cost
Genemarkers, a trusted partner for applying genomic technologies to personal care product development, has launched a new testing service to evaluate how product formulations protect or repair skin in response to diesel particulate matter (DPM).
Feb 15th, 2023
A letter from the FDA to Valisure, dated Dec. 5, 2022, highlighted 'methodological deficiencies' and 'analytic descrepancies' in the company's testing.
FDA, Unilever and GSK Challenge Valisure's Benzene Findings, Test Methods
The FDA recently raised concerns over the test methods of Valisure, the Connecticut-based lab whose reports over benzene in sunscreen and dry shampoo products from Unilever, GSK and others have prompted recalls and class action suits.
Jan 30th, 2023
This review first assesses the methods used to quantify 1,4-dioxane in surface water and drinking water, then extends the assessment to more complex commercially available products.
[updated] How to Ensure Cleansers Comply with Growing 1,4-Dioxane Regulations
A review in the Journal of Surfactants and Detergents explored means of measuring 1,4-dioxane levels in cleansers in order to comply with increasing ppm restrictions set by U.S. states. In this update, industry expert Tony O'Lenick adds context.
Dec 2nd, 2022
Studies have demonstrated that wild teasel could be a natural source of bioactive compounds, particularly phenolics and iridoids, and have confirmed its high potential for the cosmetic industry. For example, teasel features strong antioxidant activity, especially in leaf extracts
DNA Metabarcoding Tracks Traceability of Naturals: Wild Teasel Case Study
This study authenticates D. fullonum from raw material to final ingredient. It compares D. fullonum and D. sylvestris in a three-step study by: barcoding the raw material, metabarcoding the two extracts and bioinformatics processing.
Oct 27th, 2022
Genemarkers Ct2209 Lead
Next-generation Sequencing for Personal Care Product Development
Introducing Genemarkers’ NextGen sequencing, a cost-effective method for analyzing differentially expressed genes to detect novel biomarkers. This method can help discover new pathways and biological mechanisms of action for ingredients and formulations.
Sep 8th, 2022
This year's contenders were put through a grueling review by our esteemed panel of judges. Find out who wins the 'claims testing method/tool' category at the Awards Dinner on Sept. 28, co-located with Beauty Accelerate. Register now.
Which Claims Test/Tool Will Win the C&T Allē Award?
Which claims testing method or tool will win the Cosmetics & Toiletries Allē Award? Here are the finalist profiles. Find out who wins on Sept. 28, 2022, at the exclusive Awards Dinner, co-located with Beauty Accelerate. Register now.
Aug 10th, 2022