What It Takes to Launch and Scale a Supplement Brand with James Klein

This week, host Aaron sits down with James Klein, a true veteran of the supplement industry who’s been shaping the space for over 25 years. From the early days of garage operations and bodybuilder-backed brands, to today's landscape dominated by eCommerce giants and stringent compliance requirements, James Klein shares a candid insider perspective on how regulation, technology, and consumer trust have transformed the supplement market. In this episode, you’ll learn how the birth of eCommerce upended traditional retail, why compliance is now as much about payment processors as government agencies, and what pitfalls and opportunities await founders entering the crowded supplement arena. James Klein breaks down the process of launching a brand from scratch, sheds light on marketing claims that drive him crazy, and offers real talk on what science actually matters for consumers. Whether you’re a seasoned operator or just supplement-curious, this episode is packed with hard-won insights, industry trends, and practical advice for building a standout brand in 2025 and beyond.