Your urine often comprises trace amounts of ketones, which provide energy. When blood plasma levels are above 0.1-0.2 millimoles per liter, ketones appear in the urine. High levels of ketones can ...

And it's why researchers think intermittent fasting could be the key to a longer, healthier life. The process of burning fat releases chemicals called ketones. In the brain, ketones trigger the ...

The professor of neuroscience at Johns Hopkins University in the US took notice of growing evidence that intermittent ... well on the ketones our bodies produce in a state of fasting, and ketones ...