www.directintegrativecare.com Yoon Hang Kim, MD, MPH Board-Certified in Preventive Medicine | Integrative & Functional Medicine Physician An integrative review for clinicians and informed clients Medical Disclaimer This article is intended for educational and informational purposes only and does not constitute medical advice. The information presented reflects a review
www.directintegrativecare.com Yoon Hang Kim, MD, MPH Board-Certified in Preventive Medicine | Integrative & Functional Medicine Physician When Anxiety Isn’t “Just Anxiety” The Neuropsychiatric Impact of Histamine Dysregulation in Mast Cell Activation Syndrome Medical Disclaimer: This article is intended for educational purposes only and does not constitute medical
www.directintegrativecare.com Yoon Hang Kim, MD, MPH Board-Certified in Preventive Medicine | Integrative & Functional Medicine Physician Why Low-Dose Naltrexone Calms Mast Cells: A Mechanistic Review of LDN in Mast Cell Activation Syndrome Disclaimer: This article is intended for educational and informational purposes only and does not constitute
Vlerësim Gjithëpërfshirës i Shqetësimit të Pashpjeguar te një Fëmijë Autik Joverbal Udhëzues për Vlerësim me Mjekësi Funksionale dhe Mjekësi Konvencionale Përgatitur nga Yoon Hang Kim, MD, MPH 10 qershor 2026 Deklaratë Mjekësore Ky dokument është i destinuar vetëm për referencë klinike dhe qëllime edukative. Ai nuk përbën këshillë mjekësore të
By Yoon Hang Kim, MD, MPH Author | Physician | Independent Publisher DISCLAIMER This article is for informational and educational purposes only and does not constitute legal advice. The author is not an attorney. Readers considering legal action should consult a qualified attorney licensed in their jurisdiction. Case details were current as
Prepared by Yoon Hang Kim, MD, MPH Medical Disclaimer This document is intended for clinical reference and educational purposes only. It does not constitute individualized medical advice. All testing and interventions should be ordered and interpreted by a licensed physician familiar with the client’s full clinical history. Results must
A Clinical Review of Evidence, Mechanisms, and Practical Applications Yoon Hang Kim, MD, MPH Board-Certified in Preventive Medicine | Integrative & Functional Medicine Physician Direct Integrative Care Introduction: What Are Medical Foods and Why Do They Matter? In integrative and functional medicine, we frequently encounter patients whose nutritional needs cannot
Unhurried, Integrative, and Insurance-Free: What a Membership-Based Integrative Medicine Practice Actually Looks Like Insights from The Mindful Practice Podcast with Dr. Brutina Hooks Yoon Hang Kim, MD, MPH Board-Certified in Preventive Medicine | Integrative & Functional Medicine Physician www.directintegrativecare.com This article is adapted from a conversation
Yoon Hang Kim, MD, MPHBoard-Certified in Preventive Medicine | Integrative & Functional Medicine Physician Medical Disclaimer: This article is for educational purposes only and does not constitute medical advice. The information here should not be used to diagnose or treat any condition without the guidance of a qualified, licensed clinician
Yoon Hang Kim, MD, MPH Board-Certified in Preventive Medicine | Integrative & Functional Medicine Physician www.directintegrativecare.com Introduction Lactose intolerance affects an estimated 68% of the global population, with prevalence rates exceeding 90% in East Asian and West African populations. The condition arises from insufficient production of lactase (also
LDN Fillers: What’s Available, What Works, and What to Avoid A Clinician’s Evidence-Based Guide to Compounded LDN Excipients Yoon Hang Kim, MD, MPH | Board-Certified in Preventive Medicine | Integrative & Functional Medicine Physician Direct Integrative Care Published June 2026 Introduction: Why LDN Fillers Matter More Than You
Academic Chapter Yoon Hang Kim MD 1. Introduction Methylene blue (3,7-bis(dimethylamino)-phenothiazin-5-ium chloride) is a synthetic heterocyclic aromatic compound with a medical history spanning nearly 150 years. Originally developed as an industrial textile dye, methylene blue entered medical practice in the late nineteenth century and
Supplement Memory
Supplements for Memory Loss Prevention: What the Evidence Actually Supports An evidence-ranked guide to the most-studied brain-health supplements By Yoon Hang Kim, MD, MPH Board-Certified in Preventive Medicine | Integrative & Functional Medicine Physician Few questions come up more often in my practice than this one: “What
When Low-Dose Naltrexone Triggers Insomnia: A Teaching Case on MCAS, POTS, Long COVID, and Medication Sensitivity Yoon Hang Kim, MD, MPH Board-Certified in Preventive Medicine | Integrative & Functional Medicine Physician www.directintegrativecare.com Introduction In the landscape of complex chronic illness, clinicians frequently encounter patients whose physiology does
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CLINICAL REFERENCE NOTE Low-Dose Naltrexone (LDN) in Solid Organ Transplant Recipients on Chronic Immunosuppression Prepared by Yoon Hang Kim, MD, MPH | Board-Certified in Preventive Medicine | Integrative & Functional Medicine Physician Reviewed: May 2026 | Internal clinical reference — not patient-facing Bottom line The concern is pharmacodynamic and entirely theoretical.
The Warburg Effect: A Century-Old Discovery That Still Shapes How We Think About Cancer Yoon Hang Kim MD MPH Board Certified, Preventive Medicine Practice of Yoon Hang Kim MD | www.directintegrativecare.com In 1924, a German biochemist named Otto Warburg made an observation about cancer cells that puzzled his
MCAS
Mast Cell Activation Syndrome (MCAS): A New Epidemic The Common Node of Long COVID, Lyme Disease, Mold Toxicity, and the Modern Chronic Illness Crisis Yoon Hang Kim, MD, MPH | Board-Certified in Preventive Medicine | Integrative & Functional Medicine Physician Direct Integrative Care | Membership-Based Integrative Telemedicine | May 2026 ⚠ MEDICAL DISCLAIMER
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by Yoon Hang Kim MD Question: Can prednisone or other medications sometimes trigger a return of inflammatory pain symptoms in people who had previously been doing well on low-dose naltrexone (LDN)? For example, if someone had several months of significant pain relief on LDN, then developed an infection and
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Q: I'm trying to determine if the joint pain I am having can be from the LDN. I'm currently at 3 mg and my feet and thumbs have been hurting more and more. Thinking back I'm beginning to think it started increasing when I
McCullough Protocol
An evidence-aware academic review of the “base spike detoxification” regimen of nattokinase, bromelain, and curcumin Yoon Hang Kim, MD, MPH | Board-Certified in Preventive Medicine | Integrative & Functional Medicine Physician www.directintegrativecare.com Medical Disclaimer This article is for educational purposes only and does not constitute medical advice, diagnosis,
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Low-Dose Naltrexone and Gastrointestinal Health Mechanisms, Clinical Evidence, and Integrative Applications Yoon Hang Kim, MD, MPH Board-Certified in Preventive Medicine Integrative & Functional Medicine Physician Abstract Low-dose naltrexone (LDN), administered at doses of approximately 0.5 to 4.5 mg daily, has emerged as a versatile off-
An Academic Book Chapter Yoon Hang "John" Kim, MD, MPH, FAAMA Practice of Yoon Hang Kim, MD San Antonio, TX www.directintegrativecare.com Serving MO May 2026 Copyright and Disclosures © 2026 by the author. This chapter is intended for academic and educational use. The material may be reproduced
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Start-Low-Go-Slow Protocols for MCAS, ME/CFS, and Autoimmune Disease Yoon Hang “John” Kim, MD, MPH, FAAMA Board-Certified Preventive Medicine | Integrative & Functional Medicine | LDN Research Trust Presenter The short version If you’ve been told LDN will make you better but every dose so far has
cancer
Integrative Oncology A Comprehensive Academic Synthesis of Mechanisms, Guidelines, Evidence, and Clinical Translation (2022–2026) An Academic Book Chapter Yoon Hang "John" Kim, MD, MPH, FAAMA Practice of Yoon Hang Kim, MD www.directintegrativecare.com San Antonio, Texas May 2026 Copyright and Disclosures © 2026 by the author. This