Search Cosmetics & Toiletries: Page 2

64 Results

Type: Article

Section: Testing > Safety/Stability

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Why the FDA's 'Sunscreens in the Bloodstream' Study is Flawed

A recent study published in the Journal of the American Medical Association tested the potential systemic absorption of certain sunscreens. Results identified their presence in subjects' bloodstreams; however, as industry expert David Steinberg explains, the study is misleading and fails to consider crucial variables.

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Back to Basics, Part II: Ensuring Product Safety

Safety is a major consideration when developing cosmetic products. This article describes safety guidelines in the U.S. and EU, along with the steps to take during development to ensure that products are safe for human use.

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Highs and Lows of Skin Adherence: Simplifying Skin Substantivity, Part I*

The first in a series, this column reviews the role of substantivity in skin care, which allows penetrants to remain on skin. A case study on the potential dangers of substantivity's effects, when combined with certain ingredients, also is examined.

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Getting the Breakdown: Testing the Biodegradation and Styling Performance of Polyurethane Film Formers

Personal care products end their life cycles in water, where poor biodegradability can be concerning. This study compares the biodegradability and hair-styling performance of polyurethane, polyacrylates and polyvinylpyrrolidone film formers.

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Concerning Ingredients: Contact Dermatitis and Cosmetics, Part II

This second in a two-part series looks at specific ingredients of concern due to reported adverse effects—although not necessarily from typical cosmetic exposure routes or levels. The aim is to identify public concerns in order to inform product developers and improve user experiences.

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CIR Conclusion: Parabens Are Safe

The Cosmetic Ingredient Review (CIR) Expert Panel has reviewed the safety of parabens several times, most recently in September 2018. Here, Bart Heldreth, Ph.D., executive director of the CIR, shares the panel's findings and provides context for them.

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Here Comes the Sun Protection: ISO Test Methods

Our knowledge of the sun and its effects on skin has increased over the years, including the damaging effects of UVA and UVB light. Testing methods for UVA and UVB rays differ; the following is a review of the testing protocols of the European Union and United Kingdom. (Click through to the Digital Edition)

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Replacing Microplastics: Natural Cellulose Offers Gentle and Biodegradable Exfoliation

While cosmetics represent a small source of primary and secondary microplastics in the environment, it is a source that could easily be avoided by using natural biodegradable alternatives. As such, described herein is a research project to identify a natural, biodegradable alternative for peel applications. Plant cellulose was of particular interest.

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Photostability Leads the Way: Formulating Safer Sunscreens

The need to prevent skin from UV damage is well-understood but the most effective way to achieve this is not. Here, a novel photostabilizer is presented in a test pump sunscreen spray formula as part of a total photoprotection strategy.

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In Light of Exposure: Understanding Avobenzone Part II, Application

Avobenzone is a widely used organic UV filter. Its dynamic nature and unique properties are responsible for its widespread use and forms. This second in a two-part series considers avobenzone’s behavior with other sunscreens and in formulas; part one reviewed its characteristics and behavior in solvents.

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EU Regulatory Review: Regulation Milestones, Looking Back at 2017

The personal care industry saw regulatory changes regarding microbeads, nanomaterials, preservatives and more in 2017. Here, the U.K.'s Cosmetic, Toiletries and Perfumery Association looks back at the past year in regulation.

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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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Cosmetovigilance Connections: Safety and Concerns Over Light-cured Gel Nails

Cosmetovigilance is necessary for the prevention of potentially undesirable effects from cosmetic products. In relation, UV light used to cure gel manicures is one area with which the CTPA and British Society for Cutaneous Allergy are concerned.

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[podcast] Sizing up Nanotechnology in Cosmetics

Learn why size matters in an exclusive interview podcast with Russ Walters, Ph.D., of Johnson & Johnson, where he reviews nanoparticles and nanotechnology, among other concepts, within cosmetics.

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Comparatively Speaking: Inflammation vs. Allergy

Are you formulating for sensitive skin? Or is it really normal skin undergoing a typical inflammatory response? Where do allergic reactions fit in? In this edition of "Comparatively Speaking," Nava Dayan, Ph.D., explains.

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How Damaged is Hair? Part III: Better Defining the Problem

By identifying elements at the heart of technical issues in hair, product developers will uncover options to consider for improving its health and appearance. Completing our three-part series, this final piece on hair damage provides insight on new ideas and strategies for problematic hair.

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When the Dust Settles: Keratinocyte Differentiation is the Anti-pollution Solution

This article describes in vitro, ex vivo and in vivo models to examine the effects of PM in skin, with particular interest in a botanical extract to mitigate the described effects. Urban pollution including particulate matter (PM) can affect the skin barrier by inducing numerous cell stresses.

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Is it Toxic? EU Mandate, Part 10: Safety

For each cosmetic product placed on the EU market, a safety evaluation must be performed. This includes a review of the toxicological profile of its ingredients, with a particular focus on genotoxicity. This mandate is described here.

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