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  1. Dr. Perlmutter: Gluten Free Diet & The Food For A Healthy Brain

    Dr. Perlmutter is a renowned neurologist whose expertise includes gluten issues, brain health & nutrition, and preventing neurodegenerative disorders.

  2. About - David Perlmutter M.D.

    Austin Perlmutter, M.D., is a board-certified internal medicine physician, New York Times bestselling author, educator, and consultant. He focuses on identifying and resolving the biological basis for …

  3. Dr. Perlmutter: Neurologist & five-time New York Times bestselling …

    David Perlmutter, MD, FACN is a board-certified neurologist, Fellow of the American College of Nutrition, and five-time New York Times bestselling author. He is recognized internationally as a …

  4. Books and Publications - David Perlmutter M.D.

    David Perlmutter, MD, FACN is a board-certified neurologist, Fellow of the American College of Nutrition, and five-time New York Times bestselling author. He is recognized internationally as a …

  5. The Empowering Neurologist™ - David Perlmutter M.D.

    Jul 21, 2025 · In Brain Defenders, David Perlmutter, MD, introduces a revolutionary understanding of neurodegenerative dise...

  6. Grain Brain - David Perlmutter M.D.

    Dr. Perlmutter’s #1 New York Times bestseller about the devastating effects of gluten, sugar, and carbs on the brain and body — updated with the latest nutritional and neurological science.

  7. Supplements - David Perlmutter M.D.

    In Brain Defenders, David Perlmutter, MD, introduces a revolutionary understanding of neurodegenerative dise...

  8. Frequently Asked Questions - David Perlmutter M.D.

    David Perlmutter, MD, FACN is a board-certified neurologist, Fellow of the American College of Nutrition, and five-time New York Times bestselling author. He is recognized internationally as a …

  9. The Latest - David Perlmutter M.D.

    Sep 14, 2021 · David Perlmutter, MD, FACN is a board-certified neurologist, Fellow of the American College of Nutrition, and five-time New York Times bestselling author. He is recognized …

  10. The Science - David Perlmutter M.D.

    Jun 7, 2021 · In Brain Defenders, David Perlmutter, MD, introduces a revolutionary understanding of neurodegenerative dise...