Exogenous ketones
Ketones consumed as a supplement, shown to improve metabolic markers and PCOS outcomes, likely through signaling effects.
Expert discussions of Exogenous ketones across 6 podcasts.
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Common Themes
Videos Mentioning Exogenous ketones

Dr. Ben Bikman: How To Reverse Insulin Resistance Through Diet, Exercise, & Sleep
FoundMyFitness
Ketones consumed as a supplement, shown to improve metabolic markers and PCOS outcomes, likely through signaling effects.

#57–Rick Rubin: collaborating with the greatest living musicians, & his personal weight loss story
Peter Attia MD
A substance Rick Rubin considered using before surgery for potential protective benefits, although Peter Attia felt it was unlikely to be approved by the surgical team.

#02 – Rhonda Patrick, Ph.D.: paradox of IGF-1, ketogenic diets and genetics, benefits of sauna, NAD+
Peter Attia MD
Ketone supplements, specifically BHB esters, utilized for enhancing endurance, focus, and reducing anxiety, as well as their significant effect on lowering blood glucose.

Tools of Titans — Derek Sivers, BJ Miller, and Christopher Sommer | The Tim Ferriss Show
Tim Ferriss
Mentioned as an example of a 'performance-enhancing detail' (PED) or tool that can be incorporated for progress.

A.J. Jacobs (Full Episode) | The Tim Ferriss Show (Podcast)
Tim Ferriss
Powdered synthetic ketones recommended by Dominic D'Agostino.

Fatty Liver Expert: Stop Eating These “Healthy” Foods - Dr David Unwin
The Diary Of A CEO
A product available in shots that mimics the effects of a ketogenic diet, providing focus and energy. The host, Stephen, is an investor in a company that produces them and finds them highly beneficial for productivity and cognitive boost.