How does this compare to 'The Obesity Code' by Jason Fung?

While both books critique the conventional understanding of diet, Taubes provides more historical context and scientific data, whereas Fung focuses on fasting and hormonal balance.

Does Taubes practice what he preaches?

Yes, Taubes has publicly discussed his adherence to a low-carb diet, aligning with his book’s arguments on carbohydrate reduction.

What does Taubes mean by 'good' versus 'bad' calories?

Taubes suggests that calories from carbohydrates, especially refined ones, are 'bad' due to their negative impact on metabolism, while calories from fats are 'good' if they don’t spike insulin.

Is the book's section on historical dietary guidelines worth reading?

Absolutely. It provides crucial background on how and why dietary guidelines have evolved, often based on questionable science.

How dense is the scientific data in this book?

The book is quite dense, filled with references to studies and medical trials, which might be challenging for those not used to scientific literature.

Does Taubes address low-carb diets' long-term sustainability?

He touches on it, arguing that health improvements can be sustained with lower carb intake, but the book is more focused on the science than long-term lifestyle advice.

Is the 'Insulin Regulation' concept well-explained?

Taubes provides a thorough explanation of insulin's role in fat storage and metabolism, making it a cornerstone of his argument against high-carb diets.

How long is 'Good Calories, Bad Calories'?

The book is approximately 330 pages long, making it a substantial read for those interested in the detailed science behind diet and health.

Good Calories, Bad Calories by Gary Taubes — book cover

Health & Wellness

Good Calories, Bad Calories — Book Summary & Review

Name: Good Calories, Bad Calories
Author: Gary Taubes
ISBN: 9781400040780

by Gary Taubes

Last updated: June 2026

3 min read

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Good Calories, Bad Calories Summary

Gary Taubes's 'Good Calories, Bad Calories' begins by challenging the mainstream narrative that fat is the dietary villain, instead pointing fingers at refined carbohydrates. The book is meticulously structured with sections like 'The Fattening Carbohydrate', which dive deep into how these carbohydrates affect insulin and fat storage in the body. Taubes meticulously lays out historical data and scientific studies, questioning long-held beliefs about fat and heart disease. He introduces the concept of 'good' versus 'bad' calories, emphasizing that not all calories are metabolically equal. While Taubes builds a persuasive narrative by backing his claims with extensive research, readers looking for actionable diet plans or personal anecdotes will be disappointed, as the book is more focused on scientific debates than practical guidance. The wealth of data might overwhelm those not keen on scientific rigor, but those with a vested interest in dietary science will find it illuminating.

Key Takeaways from Good Calories, Bad Calories

1
The Fattening Carbohydrate: Taubes argues that refined carbs, not fats, are the main culprits in obesity and related diseases.
2
Insulin Regulation: The book focuses on insulin's role in fat storage, suggesting that high-carb diets disrupt this process.
3
Good vs. Bad Calories: Taubes categorizes calories based on their impact on weight gain and metabolic health.
4
Historical Missteps: He traces how dietary guidelines shifted in the 1960s, leading to the demonization of fat.
5
Clinical Studies: Taubes scrutinizes studies to show there's little evidence supporting the idea that saturated fats cause heart disease.

Who Should Read This

Someone who is frustrated with conventional dietary advice and suspects that carbs may be their issue should read this book. If you’re a science buff keen on understanding the historical and scientific debates surrounding nutrition, this will resonate.

Who Shouldn't Read This

If you're looking for a simple, step-by-step diet plan or personal success stories, this book will frustrate you. Taubes's dense presentation of data and scientific studies may also deter those who prefer lighter reading.

Editor's Verdict

The book excels in meticulously detailing the history and science behind common dietary beliefs, with chapters like 'The Fattening Carbohydrate'. However, it lacks practical dietary advice, which might not satisfy readers seeking actionable steps. This is a compelling read for anyone deeply questioning the established beliefs about diet and eager to dive into the science behind it.

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Good Calories, Bad Calories — Frequently Asked Questions

About Gary Taubes

Gary Taubes is an American science writer and author, known for his work on nutrition and diet. He holds a degree in applied physics from Harvard and a master's in journalism from Columbia. Taubes gained credibility in the field of nutrition through his investigative approach to dietary science. Besides "Good Calories, Bad Calories," he authored "Why We Get Fat" and "The Case Against Sugar," which further explore the impact of carbohydrates and sugar on health.