Endorsements

Dr. Zimmerman Professional Endorsement
Dr. Zimmerman is the only MD listed in CA under Dr. Datis Kharrazian, the Harvard Medical School research scientist who has been Dr. Zimmerman's primary mentor. Dr. Kharrazian is the author of Why Do I Still Have Thyroid Symptoms When My Lab Tests are Normal? Plus, Why Isn’t My Brain Working?
Datis Kharrazian, PhD, DHSc, DC, MS, MMSc, FACN