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Sunscreen Absorption Makes Waves Again, FDA Shifts Toward Test Sample Selection

Questions of sunscreen absorption made waves once again in a recent report in the Wall Street Journal. Prior reports found no cause for concern while more recently, the FDA turned its focus to the selection method for sunscreens used in absorption tests.

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Kao Takes the Heat Off Infrared-exposed Skin

By focusing on principle factors related to light wave interference, Kao researchers have identified a means to selectively block the NIR wavelength.

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Future Testing, Safety and Formulating Headline the Sunscreen Symposium

"I am convinced the earth-shattering event [in sunscreens] will eventually become the greater awareness for the big difference between SPFindoor and SPFoutdoor," writes Uli Osterwalder, regarding new findings at this year's Sunscreen Symposium.

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Hallstar’s Sunscreen Testing Platform is More Science than Art

Hallstar’s patented Solasure™ platform is the dawning of a new age in sunscreen testing: scientific, quantified, uniform, repeatable, easy-to-use, and cost-effective.

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The Big Reveal: UV Imaging Uncovers Sun Protection, Skin Dryness and Microbiome

UV reflectance and fluorescence photography can provide insights into skin conditions that are otherwise not visible. This paper describes how these techniques can effectively measure sun protection, dry skin, acne and the microbiome, to aid in product development.

Article sponsored by Gattefossé

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BASF Tool Analyzes Sun Care's Environmental Impact

The methodology evaluates the environmental compatibility of UV filters in order to help brands create more sustainable sun care.

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[video] Mycosporine-like Amino Acids Boost UV Protection

One way to improve SPF is to observe natural entities regularly exposed to the sun. In this interview, recorded at the IFSCC Congress, Marc Pissavini, Ph.D., describes a material inspired by coral to boost UV protection.

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Sunscreen Data Requests, Misperceptions and the Public Health Crisis

"The FDA is not saying 40% of sunscreens (or whatever) do not meet its rules for safety and effectiveness—not to the extent the EWG is suggesting." But the FDA also is muddying the waters, according to PASS Coalition adviser Michael Werner.

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[video] Student Poster: The Effects of Blue Light on Skin

Lisa Stevens, of Azelis and the University of Cincinnati, explained her research on the effects of blue light in skin during in the most recent TeamWorks conference and exhibition.

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Adaptive Measures: Translating UV Protection to Hair Claims

To test preventative hair care treatments against UV damage, sensitive techniques are required. Here, DSC was used to define a ratio between artificial and natural irradiance levels; from this, methods were built to substantiate claims for UV protection in hair.

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[video] Novel In vitro SPF Test Method Validated

Validation criteria have been a shortcoming of in vitro SPF testing; until now. A new method recently was validated; Marc Pissavini, Ph.D., explains, in this video interview.

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FDA Pushes Higher Limits, New Labeling and More Data for Sunscreens

Broad spectrum sunscreens are critical for preventing skin cancer and UV damage, yet many of their essential requirements have not been updated in years. This was the driver for new sunscreen regulatory rules proposed by the FDA.

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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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Latin Americans Need Better Sunscreens

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

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[video] How Infrared Light Induces Cellular Senescence

Can infrared radiation cause cell death? This was the question Jaime Emmetsberger, Ph.D., of the Estée Lauder Companies, explored in a poster she presented at the International Investigative Dermatology Conference in Orlando. Learn more from this video interview.

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Melanoma Risk Drops 40% with Childhood Sunscreen Use

Recent research in JAMA Dermatology suggests that those who regularly used sunscreen as a child are at a significantly lower risk of melanoma; the study also sheds light on who is more likely to take that risk.

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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!

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SPF 100+ Efficacy Put to the Test in ‘Actual Use’

Recent research in Journal of the American Academy of Dermatology sought to find out if, when used under conditions that users typically apply sunscreen, SPF 100+ products provided higher protection than their SPF 50+ counterparts.