We're at the forefront.

As the author of 10 bestselling books on microbiome health, brain health, weight loss, thyroid disease, and more, Dr. Kellman's expertise establishes him as a highly credible authority for diagnosing and treating various health conditions.

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The Scientifically Proven Way to Restore Your Gut Health and Achieve Permanent Weight Loss

Amazon

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The Microbiome Diet

4.4

1,025 Ratings

Hormone Balance & Thyroid Disease

Using the Power of the Microbiome.

Vibrant Thyroid Vibrant Health

What You Need to Know to Finally Detect and Properly Treat Your Thyroid Problem.

The Microbiome
Diet

The Scientifically Proven Way to Restore Your Gut Health and Achieve Permanent Weight Loss

The Whole
Brain Diet

Learn to heal depression, anxiety, brain fog, and other mental disorders without drugs.

The Microbiome Breakthrough

Harness the Power of Your Gut Bacteria to Boost Your Mood and Heal Your Body.

Microbiome
Thyroid

Restore Your Gut and Heal Your Hidden Thyroid Disease.

The Whole
Brain

The Microbiome Solution to Heal Depression, Anxiety, and Mental Fog without Prescription Drugs.

Unlocking Energy & Vitality in Men

Using the Power of the Microbiome

Microbiome
Medicine

How bacteria

can cure

Matrix
Healing

Discover Your Greatest Health Potential Through the Power of Kabbalah

Leaky Gut Syndrome & Digestive Function

Using the Power of the Microbiome

Gut
Reactions

A Radical New 4-Step Program for Treating Chronic Stomach Distress and Unlocking the Secret to Total Body Wellness

Could Your Thyroid Testing Be Missing Part of the Picture?

Discover the TRH Stimulation Test — an additional approach Dr. Raphael Kellman uses when symptoms and conventional testing don't tell the whole story.

Raphael Kellman, M.D. Pioneer Functional Medicine Doctor in New York

We're at the forefront.

The Microbiome Diet

Could Your Thyroid Testing Be Missing Part of the Picture? Discover the TRH Stimulation Test — an additional approach Dr. Raphael Kellman uses when symptoms and conventional testing don't tell the whole story.

Raphael Kellman, M.D. Pioneer Functional Medicine Doctor in New York

We're at the forefront.

The Microbiome Diet

Could Your Thyroid Testing Be Missing Part of the Picture?

Discover the TRH Stimulation Test — an additional approach Dr. Raphael Kellman uses when symptoms and conventional testing don't tell the whole story.