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Section: Testing

The goal was to improve the sensitivity and consistency of analyses and inter-laboratory concurrence relevant to reporting asbestos and similar particles in talc that could potentially affect cosmetic product safety.

5 Key Facets of Talc Testing: FDA Paper Outlines Expert Consensus

The goal was to improve the sensitivity and consistency of analyses and inter-laboratory concurrence relevant to reporting asbestos and similar particles in talc that could potentially affect cosmetic product safety.

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FDA Issues More Sanitizer Warnings, Posts Microbe-related Recalls

Sanitizer warning letters and "hotlist" additions, plus microbe-related recalls are among the latest cosmetic-relevant updates from the U.S. Food and Drug Administration.

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900+ Hand Sanitizer Poisonings, Mexican Imports Put on FDA Alert

CBS News recently reported 900+ Americans were accidentally poisoned by hand sanitizers in January 2021 alone. In relation, the FDA has placed an import alert on all Mexican sanitizers, which have been the source of multiple offenses.

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.

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FDA Warning Expands: More Hand Sanitizer Recalls Due to Methanol

The FDA has issued yet another warning to consumers to not use given hand sanitizer brands due to reports of the presence of the toxic and possibly deadly substance methanol.

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Is Your Microbiology Lab FDA-compliant? Part I: Personnel, Facilities and Equipment

This two-part article provides an overview of areas relevant to the U.S. Food and Drug Administration’s (FDA’s) inspection of cosmetic microbiology laboratories. Part II will appear in our July 2018 edition.

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Is Your Microbiology Lab FDA-compliant? Part II: Cultures, Growth Media, Reagents and Testing

This two-part article provides an overview of areas relevant to the U.S. Food and Drug Administration’s (FDA’s) inspection of cosmetic microbiology laboratories. Part 1 covered personnel, facilities and equipment, test materials and procedures, and documentation. Part 2 addresses microbial cultures and growth media, biochemical reagents, test procedures and more.

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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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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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Unexpected Paths to Sunscreens

Teleportation was once science fiction. Today's it's somewhat of a reality, if you consider how Facebook Live, Facetime, Skype, etc., transport our likenesses through time and space. I sense this indirect path may be the future to sunscreens.

Cutest Offers UVA Sunscreen Testing

Cutest Systems Ltd has installed a Labsphere UV-2000S sunscreen analyzer at the companies laboratories in Cardiff, Wales.

Research Pathways to Photostable Sunscreens

This article provides a visual depiction of pathways that UV filters undergo when exposed to solar radiation; such pathways often lead to photo-instability. A fluorescence technique is described that has led the author to identify compounds that preserve photostability in a novel manner— by quenching the UV filter’s singlet excited state.

Research Pathways to Photostable Sunscreens

This article provides a visual depiction of pathways that UV filters undergo when exposed to solar radiation; such pathways often lead to photo-instability. A fluorescence technique is described that has led the author to identify compounds that preserve photostability in a novel manner— by quenching the UV filter’s singlet excited state.

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Latin Americans Need Better Sunscreens

Consumers need extra photoprotection in Latin America. Why? Marcelo de Paula Corrêa explains.

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Sunscreen Saga Continues, Thanks to EWG

The FDA and PCPC came to the industry's defense this week, when the Environmental Working Group called out sunscreen makers for adding anti-inflammatory and antioxidant ingredients to products, to allegedly "mask" signs of sunburn and falsify SPF ratings.

L'Oreal's winners represent fields of research focused on pollution, psoriasis and more.

From Pollution to Psoriasis: Meet L'Oréal USA's 2016 Women in Science Fellowship Winners

Program awards $60,000 grants to female scientists to advance their postdoctoral research.

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Guiding Sunscreen Traffic Across the Globe

Sunscreens are classified and regulated differently around the world. For instance, the United States considers sunscreens as OTC products, while Canada has a two-part classification system; other places classify sunscreens as cosmetics. Labeling and registering differ worldwide as well. In some cases, labels require certain Drug Facts or safety registration numbers, among others. This article reviews these differences.

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Detecting Coral Stress in Response to Sunscreens

Metabolomics is at the heart of recent work published in Nature Scientific Reports, wherein an increase in a known steroid in coral was noted in the presence of three common sunscreen ingredients.

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