Actually, I have been hearing more and more about athletes who train in ketosis. It would be especially attractive to an ultramarathon athlete to be able to bur

Actually, I have been hearing more and more about athletes who train in ketosis. It would be especially attractive to an ultramarathon athlete to be able to burn fat for fuel. (This relates more to a high-fat diet than a high-protein diet you mention.) I've seen a video by Dr. Peter Attia, who was a triathlete, but found he carried a lot of body fat despite his training regimin. https://youtu.be/hB7aGnfLB-8 https://youtu.be/hB7aGnfLB-8