Dr. Brigitte Sager is a board-certified Family Nurse Practitioner, functional medicine educator, and the CEO of the Institute for Functional Nursing™ (IFN). With certifications in advanced practice holistic nursing, nurse coaching, and functional medicine, she is deeply committed to empowering nurses to reclaim their role as healers and leaders in healthcare transformation.

Brigitte’s work is grounded in a belief that nurses are uniquely positioned to bridge the gap between conventional care and root-cause healing. After experiencing the limitations of the traditional healthcare model firsthand, she built IFN to equip nurses with the tools, training, and community to offer whole-person care and build practices that reflect their values. She is the creator of the Holistic Nursing Entrepreneur Program™, the Functional Medicine for Nurses™ course, and Nutrition for Nurses™.

With a voice that blends mentorship and bold leadership, Brigitte supports nurses in integrating functional medicine, launching purpose-driven businesses, and stepping into their fullest potential. She is also the host of The Functional Nurse Podcast, a devoted mother of two, and a champion for work-life alignment in nursing careers.