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527 Results

Section: Testing

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Method to Reproduce In vitro Cosmetic Product Photostability Findings

The present article describes a reproducible method for determining the photostability of sunscreen products. This method is based in part on the in vitro determination of the UVA protection factor as proposed by Colipa for the irradiation aspect, and on the spectroscopy of a sunscreen in dilute solution for the absorbance measurement aspect.

A Synthetic Tissue-based In vitro Ocular Irritation Assay

The testing of personal care products for ocular irritancy ensures their safety, proper labeling and consumer satisfaction. In relation, there is a current demand for animal-alternative tests. Thus, described here is a method using synthetic tissue to test for mild, moderate and severe ocular irritation, including data validating this method as an effective means to screen products.

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Genemarkers and Genoskin to Explore CBD Effects in Skin

Working together will reportedly streamline procurement, reduce total time from proposal to report, and deliver industry-leading clinical grade-results.

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Your Hair on Acid: The Influence of Carboxylic Acids

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.

Large-scale Screenings of 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.

A Synthetic Tissue-based In vitro Ocular Irritation Assay

The testing of personal care products for ocular irritancy ensures their safety, proper labeling and consumer satisfaction. In relation, there is a current demand for animal-alternative tests. Thus, described here is a method using synthetic tissue to test for mild, moderate and severe ocular irritation, including data validating this method as an effective means to screen products.

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Lake Makes a Splash in Redditch with New Lab

In support of customers who formulate and develop products in the cosmetics market, Lake Personal Care has opened a new laboratory to help progress production.

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Nagoya Protocol Takes Bio Products to 'Flask' in Korea

The Nagoya Protocol went into effect on August 17, 2017, in Korea. How might this impact the region, or even the greater cosmetics industry? It may be too soon to tell.

Black women could be disproportionately affected, as 60% of participants who reported using hair straighteners self-identified as Black women.

Study Connects Hair Straightener Use to Incident Uterine Cancer

Hair straightening products could be linked to higher incidences of uterine cancer, a study of nearly 34,000 women in the U.S. recently found.

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Improve Solubility, Stability and Retain Volatile Ingredients with Captisol

We are offering a free 20g starter kit of Captisol. Captisol® is a patent-protected, uniquely modified cyclodextrin, whose chemical structure was rationally designed to enable the creation of new products by significantly improving solubility, stability and bioavailability

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A Case Study in Logistics for Personalized Skin Care

Implementing personalized skin care is a challenge, considering each person has unique skin with distinct characteristics. The present article provides a case study of a system designed to execute custom skin care solutions on an industrial scale. Proof of concept in a small sampling of 30 volunteers also is provided.

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Transformations in Anti-aging: A New Era [Free Ebook]

Four years ago, a prediction was made that the anti-aging market would experience a major transformation. Per Diagonal Reports, this already-mega category would explode by 80% due to two major changes in consumers: early intervention and extended lifespan. Has the market fared as well as predicted? It seems that yes, changes in consumers are driving growth. However, there’s more to the equation. Learn more from this free e-book, sponsored by Sabinsa. Download it today!

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Kao Raises Shield Against Dust and Pollen in Hair

Kao Corp. presented new findings on the adhesion and negative effects of dust and pollen in hair. From this, researchers designed a shampoo and conditioning system to suppress this adhesion based on an oil-absorbing polymer.

Researchers Mimic the Lymphatic System in Animal Alternative Chip

A chip created by L'Oréal and Hurel Corp. is designed to replace the local lymph node assay, a test often performed on cosmetic raw materials. In addition to saving animals, the chip is also said to be less expensive than animal testing. Hurel developed the working microfluidic portion of the chip.

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Concerns Over Charcoal Safety Raised in Crest Toothpaste Lawsuit

A class action lawsuit filed in New York alleges that P&G promoted the safety of its activated charcoal-containing Crest toothpaste despite expert opinions finding a lack of safety and efficacy substantiation.

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[video] News and Insights: SPF Testing, Pigment Restrictions & Cosmeceuticals

Summer has arrived, along with this week's recap from Cosmetics & Toiletries. Watch the video for our take on SPF 100+ testing, novel textures and more!

Peptide Approach to Enhance Anti-wrinkle Efficacy Between Injections

Facial injections with botulinum toxin are trending but regular applications are necessary to maintain their efficacy. Six months is recommended between sessions, necessitating topical anti-wrinkle cosmetics that can fill this gap. Described here is a topical combination of peptides that is shown to complement such procedures with anti-wrinkle efficacy.

Measuring Reactive Oxygen Species in Skin with Fluorescence Microscopy

Several signs of skin aging have been attributed to the presence of free radicals. This paper discusses the application of two-photon fluorescence microscopy to determine the effects of sample formulations on the number of reactive oxygen species (ROS) formed in skin models.

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