David Perlmutter MD Books

Grain Brain: The Surprising Truth about Wheat, Carbs, and Sugar--Your Brain's Silent Killers

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The devastating truth about the effects of wheat, sugar, and carbs on the brain, with a 30-day plan to achieve optimum health.

Grain Brain The Surprising Truth about Wheat Carbs and Sugar Your Brain's Silent Killers

By David Perlmutter

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The Grain Brain Whole Life Plan: Boost Brain Performance, Lose Weight, and Achieve Optimal Health

By David Perlmutter

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"With more than a million copies sold worldwide, Dr. Perlmutter's books have changed many lives. Now, he's created a practical, comprehensive program that lowers the risk for brain ailments while y...

The grain brain cookbook

By David Perlmutter

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Dr. David Perlmutter's groundbreaking bestseller Grain Brain revolutionized the way we think about our health, exposing the devastating effects of wheat, sugar, and carbs on the brain and empowerin...

Brain maker

By David Perlmutter

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Identifies the role of intestinal bacteria in brain health, outlining easy-to-follow dietary strategies for preserving later-in-life brain functions by improving gut ecology. Perlmutter explains t...

The Grain Brain Whole Life Plan: Boost Brain Performance, Lose Weight, and Achieve Optimal Health

By David Perlmutter

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Grain Brain: The Surprising Truth about Wheat, Carbs, and Sugar--Your Brain's Silent Killers

By David Perlmutter

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Belly Fat Effect

By Mike Mutzel, David Perlmutter MD

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The Grain Brain Whole Life Plan

By David Perlmutter, Kristin Loberg

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Brain Maker

By David Perlmutter

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.