Keto Bestseller

Keto books by Doctor Brigitte Karner, your keto physician.

Keto bestsellers by Dr. Karner

The Keto Compass:

Up-to-date foundational knowledge about the ketogenic diet, ketones, and ketosis – mechanisms, applications, and opportunities, with 30 recipes. (German) Paperback, 2018

The ketogenic diet, characterized by a high fat and very low carbohydrate intake, is trending—not only because it supports weight loss, but also because it can counteract various diseases such as Alzheimer’s, cancer, and diabetes. In this book, the team of authors—made up of four keto experts—clearly explains why keto is beneficial for health and which foods promote the formation of ketones. Scientists and physicians from around the world report how and when they use ketosis therapeutically. Thirty easy-to-follow recipes from the modern keto kitchen demonstrate how delicious ketogenic dishes can be. The Keto Compass is the essential guide for anyone who wants to try the keto diet themselves or use ketones in therapy.

Keto – Truly Healthy:

Successfully lose weight with a ketogenic diet and treat diabetes, dementia, and many other diseases. (German) Hardcover Edition, 2020

Low carb, high fat – what’s behind the current nutrition trend?
Is it just another quick diet promise, or is keto really healthy? It is—if you pay attention to a few key things. The decisive factor for its positive health effects is choosing the right foods in the right combinations and using healthy fats and oils. In this way, keto can support weight loss and help counteract diabetes, dementia, rheumatism, and autoimmune diseases. In this keto cookbook, Dr. Brigitte Karner and nutrition scientist Ulrike Gonder show how a healthy keto kitchen can be simple, seasonal, and effective. The recipes are complemented by valuable tips on how teas, wild herbs, and medicinal plants can support the ketogenic diet. In addition, “sugar junkies” share how they became fat burners and the great results they achieved through dietary changes. So, alongside practical everyday recipes and important information, you’ll also find the motivational boost you need.

The Keto Compass – The Cookbook:

Live healthily, eat deliciously, and treat diseases with a ketogenic diet. With 120 recipes and detailed weekly meal plans. (German) Paperback, 2020

How the ketogenic diet can support a healthy lifestyle and even provide relief or improvement for many medical conditions is explained in detail and backed by solid knowledge by nutrition scientist Ulrike Gonder and physician Brigitte Karner in their book “The Keto Compass.” The accompanying cookbook provides 120 delicious recipes, including vegetarian and vegan options. Tailored plans for various illnesses, patient success stories, therapy plans, and study results make implementation easier. A practical guide for therapists and a well-founded manual for anyone who wants to try keto!

The Keto Longevity Principle:

Healthy aging with a ketogenic diet – strategies and opportunities for more vitality and long-lasting health, recipes & tips. (German) Hardcover Edition, 2025

In “The Keto Longevity Principle,” specialist and keto expert Dr. Brigitte Karner shows how a deliberately carbohydrate-reduced and plant-based diet can not only protect against illnesses but also slow down aging processes. Drawing on current research, she explains how nutrition, cell regeneration, and gene activation interact—and how internal repair mechanisms can be activated. The book is supplemented with more than 60 everyday-friendly recipes, easy-to-implement routines, and practical tips for influencing your biological clock and maintaining long-term health. A well-founded guide for anyone who wants to stay youthful, fit, and vital for longer—from laypeople to therapists.