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Sunscreen Innovation Act Update: MUsT Test and Penetration Potential: Podcast by Cosmetics & Toiletries

20 April 2020

Cosmetics Toiletries, March 17 2020

The FDA’s latest sunscreen scrutiny is focused on the test protocol for the Maximal Usage Trial study (MUsT). This human pharmaco­kinetic test measures the amount of absorption of a drug into the body. What else might it tell us?

In a January 2020 meeting at the New York Chapter of Society of Cosmetic Chemists (NYSCC), Howard Epstein, Ph.​D., director of technical services for EMD Performance Materials in Philadelphia, provided an update regarding the U.​S. Food and Drug Administ­ration’s (FDA’s) proposed changes to Sunscreen Innovation Act, introduced in February 2019.

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