What is an “active ingredient” in skincare? 25 August 2022 Cosmos Cosmos is a quarterly science magazine. We aim to inspire curiosity in ‘The Science of Everything’ and make the world of science accessible to everyone. By Cosmos Many of us have stared at the packaging of a skincare product, wondering what that strange chemical word actually does. So here’s Imma Perfetto with a quick run-through of what these chemicals are, and what they can do to your skin. Huh? Science Explained is a LiSTNR production. Listen to more episodes of Huh? Science Explained Originally published by Cosmos as What is an “active ingredient” in skincare?