The Keto Diet for Beginners. Discover the delicious world of keto—what it is, how it works, and how to easily reset your body for optimal health! Table of Contents. PART 1: DESTINATION KETOSIS. Introduction, 3. Getting into Ketosis, 5. Before You Start: Helpful Tools, 9. Macros & Calorie Counting, 11. The Keto Flu: Facts & Remedies, 14.