Comment by binarypaean

The belief is "yes" but research on the topic is new and unfinished. Dr. D'Agostino specializes in ketogenic nutrition, and discusses exogenous ketones for exactly that purpose in two podcasts[1][2].

http://fourhourworkweek.com/2015/11/03/dominic-dagostino/ http://fourhourworkweek.com/2016/07/06/dom-dagostino-part-2/