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Section: Testing > Safety/Stability

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[poll results] What is Your Preferred Method of Product Stability Testing?

There are a number of ways to measure the stability of formulas. Last week, we asked which is your favorite way: Real-time, accelerated or both? Here's how you responded.

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Poll Results: What is Your Biggest Concern Regarding Consumer Safety in Cosmetics?

Recently, we polled our audiences on social media about their biggest concern for safety in cosmetics. Their responses surprised us.

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SCCS Concludes DHA is Safe for Hair Dyes

The SCCS released its opinion on dihydroxyacetone (DHA; 1,3-dihydroxy-2-propanone) at a plenary meeting held on March 4, 2020: the ingredient is safe for use as a hair coloring ingredient in leave-on treatments, and in self-tanning lotions and face creams.

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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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What’s Your Environmental Impact?

Eurofins encourages consumers and formulators alike to monitor the environmental impact of cosmetic products. One way to achieve this is through an ecotoxicological test, which can pave the way for "green" products.

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What Dermatologists, FDA Say about Halloween Makeup

Spooky makeup fills novelty shops this time of year, but what did dermatologists and other experts have to say about safety and ingredients?

What’s in My Jar is an app that analyzes unsubsidized company claims and marketing language for skin care products based on their ingredients to educate consumers about how effective and potentially irritating products are.

What’s in My Jar Analyzes Product Efficacy and Irritant Potential

What’s in My Jar is an app that analyzes unsubsidized company claims and marketing language for skin care products to educate consumers about how effective or potentially irritating products are.

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What's Next: Cosmetics & Toiletries 2019 Calendar and Call for Papers

In 2019, Cosmetics & Toiletries looks to you for insights on skin radiance, anti-pollution, hair repair, skin sagging, microbiome, bespoke beauty and more. Announcing our new editorial calendar—submit now!

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Bee Venom is Back in the Buzz

Bee venom is back, this time with data. According to a thesis from the University of Strathclyde, previous reports of its effects were anecdotal and incomplete. Now there's science backing it; especially in terms of safety.

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FDA Issues Draft Guidance for Topical Drugs

Contact dermatitis from topical drugs and human safety are the topics in a recently issued guidance document made available by the FDA. Comments are sought through May 8, 2020.

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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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Standardizing Safety: ISO Validation and Sun Protection Tests

In addition, methods under review pertaining to sun protection are discussed. The ISO sets proposed standards and test methods for nearly every industry; its validation process is described here.

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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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Understanding Fragrance Allergy, Is Fragrance-free Always Necessary?

This article reviews studies to diagnose allergic contact dermatitis due to fragrance, including a patch test designed to measure such. Limitations of patch testing, the relevance of fragrance concentration in products, use testing of common consumer products, and dermatologist recommendations to manage fragrance contact allergy also are discussed.

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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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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.

'[Sunscreen] developers will be able to innovate more efficiently while maintaining high standards of quality and safety for consumers.'

[update] How ISO's Endorsement of Two Test Methods Will Enlighten Sunscreen Development

After 10 years, sunscreen developers are nearing the finish line for more ethical, cost efficient, reliable and faster testing thanks to ISO's endorsement of two standards. The final vote was in September 2024. Here, two experts explain what this means.

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L'Oréal Research Confirms: Pollution Degrades Hair Structure

According to the authors, besides hair, these results also point toward possible detrimental effects in other human tissues.

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