Polypodium leucotomos extract (PLE) is derived from a South American fern known to provide protection against solar UV radiation exposure. In the third and final podcast in this series, board-certified dermatologists Dr. Joel Schlessinger and Dr. Jeanine Downie discuss the benefits of PLE supplementation for inflammatory skin conditions, including polymorphous light eruption, rheumatoid arthritis, vitiligo, psoriasis, and more.