David Perlmutter, David Perlmutter Books

The Grain Brain Cookbook: More Than 150 Life-Changing Gluten-Free Recipes To Transform Your Health

By David Perlmutter MD, David Perlmutter, David Perlmutter, David Perlmutter

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The authorized companion to the #1 New York Times bestseller Grain Brain , with more than 150 life-changing gluten-free recipes for complete health and vitality. Dr. David Perlmutter's groundbre...

Grain Brain Cookbook

By David Perlmutter

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David Perlmutter 6 Books Collection Set

By David Perlmutter, David Perlmutter, David Perlmutter

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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 Cookbook

By David Perlmutter

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Grain Brain

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.