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Understanding Photostability Testing for Cosmetic & OTC Drug Products
Reviewed and Approved by Matilda Baghdasarian, MBA, Associate Director/Safety Officer, Certified Laboratories 1-Minute Summary Photostability testing simulates long-term light exposure to ensure OTC drug products and cosmetics remain safe and effective...
How to Test Products Containing Petrolatum
Reviewed and Approved by Matt Traynor, PhD, Innovation and Validation Director, Certified Laboratories Several cosmetic and over-the-counter (OTC) drug products are formulated with petrolatum due to its emollient, protective, and water-resistant properties....
Analytical Method Validation: A Recipe for Accurate Results
Reviewed and Approved by Matt Traynor, PhD, Innovation and Validation Director, Certified Laboratories 1-Minute Summary Method validation ensures testing methods are accurate, consistent, and reliable across different conditions, products, and...