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  • Don’t Get Fooled Again – Can the brain only use glucose?

    In this second installment of the Don’t Get Fooled Again series is a statement about the brain. A statement made recently in a column written for long-distance endurance athletes: The brain is completely dependent (100%) on sugar as its main fuel.  (True or False?)   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ False.  The brain can also use ketones. In fact, as much as 70% of the brain’s energy needs can be supplied by ketones. Research has shown that ketone energy supplied to the brain is more efficient than glucose. Ketogenesis, or the production of ketones by the body, occurs in a few different scenarios. Ketones...

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