Dr. Julian Sass is a cosmetic chemist, content creator, and R&D professional who makes the science of skincare and haircare both understandable and entertaining. With a PhD in Biomathematics, he transitioned into the personal care industry, where he has worked on formulation, product development, and claim substantiation for everyone from major corporations to indie brands. He is widely recognized for his skill in breaking down complex beauty science topics with humor and relatability, connecting with a broad audience in a way that few other scientists can.

His most celebrated project is a massive sunscreen database, created to help consumers, especially those with darker skin, find effective sun protection. This resource, featuring over 500 products, has garnered more than half a million views and been praised by major outlets like The Washington Post and Vogue, as well as the Skin Cancer Foundation. A sought-after speaker at industry conferences and festivals, Dr. Sass blends rigorous scientific expertise with a powerful commitment to education.

Overall, Dr. Sass is a leading voice in cosmetic science, leveraging a social media presence and a passion for advocacy to demystify the products we use everyday. He uniquely merges deep industry experience with a talent for engaging content, making him an influential figure for both consumers and the beauty industry itself.