Quick Facts
| Author | Joseph Mercola |
| Narrator | Christopher Ragland |
| Runtime | 5h32m |
| Published | April 30, 2019 |
| Rating | 4.4 / 5 (3 ratings) |
| Categories | Health & Wellness, Fitness, Diet & Nutrition, Diets, Nutrition & Healthy Eating, Weight Loss & Weight Control |
| Format | Audiobook (Digital) |
| Platform | Audible |
About This Audiobook
Joseph Mercola’s Ketofast isn’t just another diet audiobook—it’s a tactical blueprint for metabolic optimization that blends keto nutrition with time-restricted eating in a way few mainstream guides dare to. What sets this apart is its unflinching focus on mitochondrial health and metabolic flexibility, framed not as wellness trends but as biological imperatives. Mercola argues that combining cyclical ketosis with intermittent fasting does more than shed pounds—it recalibrates your body’s energy systems to stave off chronic disease. This isn’t quick-fix biohacking; it’s a long-term recalibration backed by clinical reasoning and layered with practical meal timing protocols. Christopher Ragland’s narration elevates the material with a crisp, authoritative tone that matches the scientific weight of the content—calm, precise, and never preachy. His pacing allows dense concepts like autophagy and insulin resistance to land without feeling overwhelming. The audiobook’s structure is methodical, moving from foundational science to actionable plans, making it unusually accessible for a medically dense topic. For listeners serious about moving beyond surface-level diet advice and into metabolic mastery, Ketofast delivers a rare combo: intellectual rigor and real-world application, all in under six hours.
Why Listen to Ketofast?
- Expert narration by Christopher Ragland brings every character and scene to life across 5h32m of immersive audio.
- Highly rated at 4.4 stars by 3 listeners.
- Free with your Audible trial — keep the audiobook forever even if you cancel.
- Perfect for commutes, workouts, and relaxation. Listen anywhere, anytime.
Editor's Review
AudioBook Atlas
Download: Ketofast
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Ketofast by Joseph Mercola is an immersive listening experience. Performed by Christopher Ragland with a runtime of 5h32m, you can start with a free trial that you can cancel at any time. The audiobook remains yours forever, even if you end the trial.