Ice Bath for Fast Keto

Updated: May 9

It takes 3 days of low carbohydrate fasting to reach ketogenesis.

Acute cold exposure can get you there immediately.


Bearded man with white-rimmed glasses is smiling while immersed up to his neck in ice water.
Dr. Bryan Call demonstrates whole body cold water immersion in his Prism Forge.

Why do people say keto can be dangerous?

My first experience with ketosis was in December 2001, when my 6 year old son was diagnosed with Type 1 diabetes. I knew nothing about metabolism, about blood glucose, about insulin, about free fatty acids, and I had never heard of plasma ketones.

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