A low-carb diet for beginners
– the evidence

This guide is based on scientific evidence, following our policy for evidence-based guides.

It’s written by Dr. Andreas Eenfeldt, MD, with the latest major update on July 17, 2020. Further research and fact-checking by Paul Rutkovskis. It was medically reviewed by Dr. Bret Scher, MD, on July 17, 2020.

The guide contains scientific references. You can find these in the notes throughout the text, and click the links to read the peer-reviewed scientific papers. When appropriate we include a grading of the strength of the evidence, with a link to our policy on this. Our evidence-based guides are updated at least once per year to reflect and reference the latest science on the topic.

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Read more about our policies and work with evidence-based guides, nutritional controversies, our writers team and our medical review board.

Disclaimer: While a low-carb diet has many proven benefits, it’s still controversial. The main potential danger regards medications, especially for diabetes, where doses may need to be adapted. Discuss any changes in medication and relevant lifestyle changes with your doctor. Full disclaimer

This guide is written for adults with health issues, including obesity, that could benefit from a low-carb diet.

Controversial topics related to a low-carb diet, and our take on them, include saturated fats, cholesterol, whole grains, red meat, whether the brain needs carbohydrates and restricting calories for weight loss.

Should you find any inaccuracy in this guide, please email andreas@dietdoctor.com.

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