#153) OTC SULFUR for Acne is Kinda Weird... | Chemist Confessions Podcast

We take a deep dive into the science behind Sulfur, a very old and historically prevalent ingredient for acne. We discuss its nonmetal clay origins and characteristic scent, often described as rotten eggs , or like "if a clay farted". The episode covers its classification as an OTC acne ingredient , its proposed catalytic and oil-absorbing mechanisms , and the challenges in its topical formulation, such as particle size. We also look at old-school research, including a study on 10% Sulfur + 4% Niacinamide drying lotion , and offer realistic expectations: Sulfur is best used as a spot treatment for quick fixes, not for long-term overall breakout reduction 00:00 | Welcome to Chemist Confessions – Skincare & Sulfur Deep Dive 00:39 | Why Is Sulfur Considered a Classic Acne Ingredient? 01:05 | What Exactly Is Sulfur in Skincare? 02:08 | Sulfur Uses Beyond Acne – Dandruff, Fungal Infections & More 03:38 | Why Particle Size Matters in Sulfur Formulations 05:59 | Pro Tips: Using Sulfur & Specialist Products for Oily Skin 06:35 | How Sulfur Works for Acne – Cell Turnover, Oil Absorption & Antimicrobial Benefits 11:08 | Is Sulfur Just a Quick Fix or a Long-Term Acne Solution? 12:24 | Sulfur Drying Lotions – Marketing vs. Science 25:29 | Downsides, Irritation Risks & Final Thoughts on Sulfur in Skincare Products Discussed this 2025 Podcast Season *a small portion of your purchase through these links goes to feeding a chemist. https://shopmy.us/collections/1280514 Recommended 30 for 3