Ketone bodies: Fuel or hype?

The ketone bodies beta-hydroxybutyrate and acetoacetate are produced in the body as a byproduct of fat metabolism. Essentially ketone bodies are formed in the body when there is an excess of fatty acids available. Ketones have received a lot of attention in the media recently. It has been reported that ketone body supplements are routinely used by professional cyclists. Have we found a new magic substrate (fuel) for the muscle or is it all hype? Ketone bodies as a fuel The existence of ketone
Source: MySportsscience