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Section: Research > Methods/Tools

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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.

The Nagoya Protocol for Cosmetics and Extracts

The Nagoya Protocol is an international law applying to genetic resources and ensuring the countries of origin share in the benefits from using these materials.

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Hand Hygiene and Disease Prevention, Part II

This article continues our discussion from Part I on hand hygiene. It considers sanitizer efficacy and an alternative angle: Are we too clean? The series will continue in our November 2020 issue with regulatory, legal and social aspects; e.g., school attendance.

Coated Inorganic Filters For Elegant And Protective Sunscreens

Coated Inorganic Filters for Elegant and Protective Sunscreens

Inorganic UV filters must be distributed evenly to ensure sun protection. Further, they can present challenges of a pasty consistency and undesirable opacity when applied to skin. This paper therefore describes strategies using micronized titanium dioxide with different coatings to optimize its dispersion and protective benefits while improving processing and aesthetics.

Devices Have Consumer Interest and Room to Grow

Women who use skin care devices have a high level of satisfaction. However, the penetration rates of these high-tech gadgets are low across most regions due to lack of awareness, indicating a significant opportunity.

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Smithsonian Announces Cosmetics and Personal Care Web Project

Made possible with the support of Kiehl’s Since 1851, the project will allow the museum’s collection of cosmetics and personal care products to be accessed online for education and research around the world.

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DNA Self-assembly for UV Protection and Hydration

Whoever thought a material's greatest weakness could become its strength? Scientists at Binghamton University and the University of Rhode Island, apparently, as a recent DNA-related study illustrates.

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Pigment Discovery 'Blue' Scientists, and Now Crayola, Away

YInMn Blue was the first new blue pigment developed in 200 years. Now Crayola is inspired to add it to the box, which should officially be available by the end of 2017. Could this spark a new color trend?

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Comparatively Speaking: Patents, Exclusive Right and Public Development

There are now more than 10 million patents issued in the United States, and they are a crucial part of how we develop cosmetic and personal care products.

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Cerebral Beauty: Emotions and Aging, an Ayurvedic Analysis

How might mind-body connections improve skin care? This article provides modern insights as illustrated through ancient ayurvedic principles. The fact that negative emotions and psychological stress affect aging is not ancient folklore, it has been validated scientifically; telomeres, for example, are shorter in pessimists.

Scale-up Basics for Formulators and Process Engineers

This article aims to help novice formulators understand issues that arise from the scale-up of their recipes, and to remind experienced formulators of some of the less common pitfalls. It also focuses on the unique demands of process development for global implementation at multiple sites, specifically pertaining to the scale-up tasks for process engineers at multinational companies.

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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.

Properties of Emulsions: Structure and Skin Penetration

This work studied the influence of emulsion type and structure on the penetration of vitamins as cosmetic active ingredients. An emulsion of the w/o type and two different o/w emulsions were compared with an oil solution as a standard. A systematic in vitro study of penetration into the stratum corneum and the living skin was performed with the isolated perfused bovide udder skin model. The results substantiate the influence of emulsion type and stucture on the degree of penetration of water-soluble and oil-soluble vitamins into the skin.

Refractive Index Matching: Principles and Cosmetic Applications

Clear emulsion formulas can be achieved by matching refractive indexes (RI) of water phase and oil phase. The match is achieved by varying the ratio of water and glycols, as show in several skin and hair care formulas.

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Comparatively Speaking: Silicon Dioxide, Silicon and Silicone

This column is intended to provide an understanding of the relationships between these raw materials and the silicones found in personal care.

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Measuring and Pre-selecting Functional Filler Pigments

Functional filler pigments play an important role in adjusting optical properties such as transparency and soft focus effects in cosmetics. However, their suitability for specific formulas is not apparent until time-consuming tests using many different fillers have been conducted. A new method to predetermine the soft focus effects of functional filler pigments is described here.

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Emotion AI and What it Means for User Experiences

"In the future, more and more smart devices will be able to capture human emotions and moods in relation to certain data and facts and to analyze situations accordingly."

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