Peter Attia is using exogenous ketone salts, specifically Keto Start by Audacious Nutrition, and considering adding them to his coffee.

“I'm on the I'm on the seafood diet. That is e food diet. I >> You're not managing epilepsy or anything like that. Yeah. You got benefits of it. I know at the time like I distinctly remember going to the gym with you and the amount of like volume that you would do or you know just riding the bike and just swimming and yeah it's just it was crazy. >> But I really I you've really piqued my curiosity about these um exogenous ketones and in addition to that one that I've just started putting into my coffee. I think I'm going to really give some of these salts a try.”