
Kathryn Retzler, N.D.
Private Practice, HormoneSynergy Clinic LLC, Portland, OR
Owner, RetzlerRx
Dr. Retzler is a naturopathic physician in practice since 2001, focusing on integrative longevity medicine. Her book, âSexual Security: the Aging Manâs Guide to Lifelong Performance,â was published in 2021. She currently has a private practice in Portland, OR with an emphasis on preventive cardiology, ideal brain function, age management, and bioidentical hormones.