Love & Guts

#300 Today’s guest is Dr. Andrea McBeth, a trailblazer in the world of microbiome therapeutics and the founder and CEO of Thaena — a company pioneering human-derived postbiotic solutions to support gut and whole-body health. Andrea holds a Bachelor’s in Biochemistry with a focus on molecular biology from the University of San Diego, and earned her Doctorate in Naturopathic Medicine from the National University of Natural Medicine. Her early clinical work focused on functional GI disorders and autoimmunity, and she went on to launch one of the first stool banks for fecal microbiota transplantation to treat Clostridioides difficile infections. She’s served as President of GastroANP and as adjunct faculty at NUNM, where she developed and taught graduate courses on the microbiome’s role in nutrition. Passionate about bridging science and real-world healing, Andrea invented ThaenaBiotic, the first human-derived postbiotic supplement — and now leads the charge at Thaena to bring safe, scalable microbiome-based trea