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Dr. Kathryn Retzler is an authority on natural medicine, age management, hormone balance, and preventive cardiology. She draws on both conventional and alternative therapies and believes that people benefit most from a blend of all available treatments, focused on individual needs.

Dr. Retzler has served as a consultant and lecturer to other physicians and pharmacists about hormone imbalance symptoms, hormone testing, bioidentical hormone replacement therapy, testosterone replacement, and neurotransmitter optimization.

Dr. Retzler received her doctorate from the National College of Naturopathic Medicine in Portland, Oregon in 2001. After completing an internship in integrative medicine with Andrew Weil MD, and a residency in McMinnville, OR with Dr. Bruce Dickson, she decided to focus her enthusiasm, talents, and knowledge in building bridges between conventional and alternative medicine.

Dr. Retzler founded HormoneSynergy to help people achieve vibrant health, ideal brain function, and longevity. As a specialist in holistic medicine, she understand the role balanced hormones and neurotransmitters play in all areas of health. She has completed a fellowship in preventive cardiology through the American Academy of Anti-Aging Medicine with Mark Houston, MD and attends several age management and brain health seminars and conferences yearly, with gratitude to the mentors who've influenced her work--Rebecca Glaser, MD, Thierry Hertoghe, MD, and Daniel Amen, MD.

She is currently working on her second book, as well as supporting her own needs – pursuing fitness goals, expanding spiritual awareness, and learning how to spend more time relaxing.



*We are a holistic longevity medical practice specializing in Bioidentical Hormones, Age Management and Functional Medicine. Our mission is to prevent, slow, and treat age and lifestyle-related disease. We only prescribe hormones within the context of a comprehensive treatment plan with the goal of helping you achieve optimal health and well being. We do not prescribe hormones to anyone with a history of illegal steroid use, bodybuilders, or anyone looking for isolated improvements in sports performance. No medications or hormones will ever be dispensed by HormoneSynergy Clinic LLC or Dr. Retzler without an in office consultation, comprehensive medical evaluation, laboratory testing, a prescription, and proper follow up protocols. This clinic does not prescribe growth hormone.

4640 SW Macadam Ave. Suite 290 Portland, Oregon 97239 United States 503-230-7990

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