In this final episode of Beneath the Label for the year, host Kathy sits down with Dr. Shelly Hester to unpack the science behind Pharmanex® Colostrum Defense. Together, they explore what colostrum is, why it matters for adults, and how this formula goes beyond a single ingredient to support immune health through clinically studied postbiotics, vitamins, and fiber. From ethical sourcing to daily use and lifestyle context, this conversation breaks down the science in a clear, practical way—just in time for the colder months and holiday season.

In this episode of Beneath the Label, we sit down with Rebecca Major, Education and Research Senior Scientist at Nu Skin, for a deep dive into the legacy and future of one of the company’s most influential innovations: LifePak. Rebecca shares the surprising history behind LifePak’s creation, why it became a foundational product in Pharmanex’s nutritional lineup, and how its science continues to evolve.

From antioxidant research to formulation breakthroughs, Kathy and Rebecca peel back the layers on what makes LifePak a category-defining supplement—and why it remains a staple for millions around the world.

If you’ve ever wondered how a product becomes iconic, this conversation takes you behind the scenes.

In this live episode of Beneath the Label, Dr. Joe Chang (Chair, Scientific Advisory Board) explains the 20-year journey from the original BioPhotonic scanner to the new Prysm iO device. Learn why skin carotenoids are a powerful biomarker for antioxidant and nutritional status, how Nu Skin’s Raman scanner database + AI translate scan readings into actionable nutrition insights, why Prysm iO is more precise and consumer-friendly, and which products (like LifePak Nano) and behaviors most reliably raise your score. Practical takeaways include scanning frequency, how scores relate to blood measures, and the science behind Nu Skin’s scanner-guaranteed products.