Mast cell activation syndrome (MCAS) affects more than 15% of the U.S. population but evades most practitioners’ radar. Just five years ago, it wasn’t even on my radar, despite already having 20 years of experience as a clinician at that time. The more I dug (similar to leaky gut and post-COVID syndrome), the more I found my patients were suffering from this disorder.
Yen-Nien (Jason) Hou, PharmD, RPh, Dipl. OM, LAc
Dr. Yen Nien (Jason) Hou is a pharmacist, TCM herbalist, and coordinator of the herb information center at the Integrative Medicine Service, Memorial Sloan Kettering Cancer Center. He holds a Doctor of Pharmacy degree from The State University of New York (SUNY), School of Pharmacy and Pharmaceutical Sciences; and completed a Postgraduate Year 1 community pharmacy residency, both in Buffalo, N.Y. He received a Master of Science degree from the New York College of Traditional Chinese Medicine.