"The Keto Kit 3-book 30-day diet plan" includes a comprehensive guide on implementing the ketogenic diet with its first book titled "The Keto Diet". The set also includes a cookbook, an journal, and a 30-day diet plan to help readers make the transition to a low-carb, high-fat lifestyle. Published by Sterling in English, this nonfiction book set is perfect for those looking to improve their health and well-being through dietary changes, focusing on recipes and strategies for successful weight loss and overall wellness.