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Videos, articles and podcasts from Dr. Kendal Stewart on genetics, nutrition and personalized health, built on more than 30 years of clinical experience.

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Bloating, Food Sensitivities, and Your Genes: W...

Bloating after meals. Digestion that never feels predictable. Food sensitivities that seem to come and go for no clear reason. Most people treat these as separate, minor annoyances, but they're...

Bloating, Food Sensitivities, and Your Genes: W...

Bloating after meals. Digestion that never feels predictable. Food sensitivities that seem to come and go for no clear reason. Most people treat these as separate, minor annoyances, but they're...

What a Methylation Panel Reveals About Your Fat...

If you've tried supplement after supplement for low energy, brain fog, or mood swings and nothing seems to stick, the problem might not be which supplement you're taking — it...

What a Methylation Panel Reveals About Your Fat...

If you've tried supplement after supplement for low energy, brain fog, or mood swings and nothing seems to stick, the problem might not be which supplement you're taking — it...

Coffee With Dr. Stewart

Hosted by Dr. Kendal Stewart and his daughter Courtney Stewart. Breaking down cutting-edge medical research on genetics, neuro-immunity, chronic illness recovery, and cellular nutrition.

27 min • May 24, 2021

New Findings To Help Those With Focus, Mood &...

Dr. Stewart discusses new findings in ADD/ADHD and mood issues and how we can naturally help those who suffer...

44 min • Nov 11, 2021

Understanding The Teenage Boy Brain, Key Genes...

Researchers have known for years that puberty not only changes your body, but also your brain...

37 min • July 6, 2022

Increase In Mental Health Issues & What Is Going On Post Pandemic...

Why Mental Issues Are Increasing & What Is Going On Post Pandemic In this episode we discuss with Dr. Stewart the increase in depression...

1 hr 3 min • Nov 08, 2022

The Teenage Girl Brain: Hormones, Challenges w/...

What is actually going on with young girls and teen girls before, during and after puberty...

23 min • Fe 15, 2023

Telomeres: What They Are and Why We Need To Pa...

In this episode we discuss with Dr. Stewart: What are telomeres and why are they important?

37 min • Sep 24, 2026

Dizziness, Vertigo, and Imbalance: What's Really...

People use the word "dizzy" to describe a lot of different things. Dr. Kendal Stewart explains why it matters to tell apart lightheadedness...

38 min • Oct 02, 2025

What Is TPE(Therapeutic Plasma Exchange) and Why It’s a Game Changer for Autoimmune and Brain Health

In this episode of Coffee with Dr. Stewart, we’re talking about therapeutic plasma exchange, or TPE...

59 min • Oct 08, 2025

Brain Fog Explained: Real Causes, Long COVID, Hormones, and How to Fix It

Do you ever feel like your brain just will not turn on? Brain fog is one of the most common complaints people bring to the doctor...

43 min • Feb 16, 2026

Dementia and Alzheimer's: Risk Factors, Prevention, and What's Happening in the Body

In this episode on dementia and Alzheimer's, Dr. Stewart discusses: How to identify risk, then mitigate it with lifestyle and nutritional changes...

59 min • Apr 03, 2026

Peptides in Medicine: Immune Support, Tissue Repair, Hormone Health, and Cognitive Function

In this episode, Dr. Stewart breaks down what peptides are, how they work...

40 min • Aug 19, 2026

PCOS to PMOS: Courtney's Story, Insulin Resistance, Autophagy Genetics, Hormone Conversion, & more.

In this episode, Dr. Stewart sits down with his daughter Courtney to break down PCOS ...

37 min • Sep 24, 2026

Dizziness, Vertigo, and Imbalance: What's Really Going On?

People use the word "dizzy" to describe a lot of different things. Dr. Kendal Stewart explains...

EP. 01 30 min • Sep 25, 2014

Dr. Stewart's Background & Expertise

Neurobiologix Supplements presents a medical support radio show called "Coffee With Dr. Stewart"...

EP. 02 27 min • Sep 25, 2014

Methylation...The Key To A Healthy Life & Why So Many People Are Deficient

Dr. Kendal Stewart and Host Kara Stewart-Mullens discuss Methylation and what it means to you and your family's health...

EP. 03 27 min • Oct 01, 2014

ADD / ADHD Alternative Treatments, Diagnosis & Long Term Side Effects of ADD Medications

Dr. Stewart will discuss in this episode the definition of ADD and ADHD and his thoughts around the growing number of children being diagnosed...

EP. 04 30 min • Oct 06, 2014

Headaches and Migraines: Causes & Treatment

Dr. Stewart discusses in episode 4 the biochemistry behind why someone may suffer from chronic headaches and migraines.

EP. 05 27 min • Oct 14, 2014

Anxiety & Depression Overview, Causes & Nutritional Suggestions

Dr. Stewart discusses anxiety, depression and other specific conditions that affect millions of children and adults today.

EP. 06 28 min • Oct 20, 2014

Sleep Issues & Tips To Support The Sleep-Wake Cycle For Better Rest

Dr. Stewart discusses why so many of us are having sleep troubles today. He goes over the importance of the SLEEP CYCLE...

Frequently Asked Questions

Personalized wellness through genetic testing, education, and targeted supplementation.
Our advanced panel tests key enzymes including MTHFR and COMT to uncover pathway bottlenecks and optimize energy production.
Evaluates hepatic phase I and phase II clearance genes to optimize endogenous glutathione pathways and cellular detox.
A non-invasive cheek swab collected at home is analyzed at our CLIA-certified laboratory with results available in 2–3 weeks.
Comprehensive clinical panels engineered specifically to guide targeted nutrition, co-factor dosing, and bio-individual lifestyle protocols.
Yes, our bioavailable co-factor formulas are crafted specifically to bypass the exact SNP blocks identified in your panel.