Category: Sunscreen

Photoallergy vs Phototoxicity Testing: Regulatory Guidelines & Best Practices in Photobiology Safety Assessment

In R&D, formulation, and for compliance teams working in cosmetics, personal care, or topical pharmaceutical products, understanding the differences between photoallergy and phototoxicity is essential to ensure product safety, meet regulatory requirements, and prevent adverse skin reactions. In this blog, we’ll review the relevant regulatory frameworks and discuss how we

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William J. Neumann October 14, 2025
Best Practices

“Free-Of” Claims in Product Labeling

The Rise of “Free-Of” Claims in Consumer Products In recent years, consumer product transparency demand has surged, driven by a growing awareness and concern for health and environmental sustainability. This shift is evident in the increasing prevalence of “Free-Of” claims on product labels. These claims tell consumers that certain substances—often

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Craig Weiss June 4, 2025
Sunscreen

5 Questions to Ask Your SPF Testing Lab

In recent years, regulations and guidelines have changed in regards to sunscreen products. Within the United States, sunscreen is considered to be an OTC drug, requiring labeling and SPF protection efficacy testing. Specific guidelines are enforced by the FDA, protecting both consumers and business owners. In order to verify the

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Dr. Michael Caswell May 11, 2018

Guide to Selecting the Right SPF Testing Lab

You’ve developed a sunscreen that you’re excited to launch, but still need to find a SPF testing lab to meet your needs — what is it that you should look for? Although you may consider factors such as budget and time-to-launch, you also need to think about your long-term goals.

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Dr. Michael Caswell September 27, 2017

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