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Confession: I’m something of a nutrition nerd. I find great joy in experimenting with different diets, macronutrient silliness, supplementation—primarily to see what effect is has on physical and cognitive performance. My friends frequently joke about all of the “dirt flavored” food I eat. Sometimes these experiments are successful, sometimes they’re a wash, and sometimes they’re a complete bust. Like that time I ate only tacos for a month.
I began studying ketogenic eating after years of hearing stories from friends—mostly endurance athletes and high-performing entrepreneurs—about their success using it to hit race weight, fuel through incredibly long events, and to boost brain function. A multi-year stint in CrossFit predating my running career had the concept of “fat-adaptation” on my radar, but it was something that most folks I had interacted with simply didn’t understand. I decided to double down and run my own experiment.
After 45 days of eating around 20 grams of carbs and 100 grams of fat per day, I had dropped twenty-five pounds of fat. My runs were getting faster, my brain was on fire, and I had more energy than I had in years. For the first time in my life, I was developing a visible six-pack.Continue reading →