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Experimental Fat Loss's avatar

I think it's probably level of keto adaptation. From what I've read & heard keto (and fat) can theoretically sustain pretty much any physical adaptation, BUT: that requires way more keto adaptation. Apparently pretty much everyone gets keto-adapted to daily life in a few days to 2 weeks. But if you're doing a sport, you basically have to retrain your mitochondria nearly from scratch. That can apparently take some athletes 6-18 months, depending on the sport.

So it would make sense that the very physically active participants wouldn't finish completely adapting within the 30 day period.

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Leo Abstract's avatar

I imagine that retraining one's mitochondria would substantially accelerate the process of de-PUFAing oneself.

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Experimental Fat Loss's avatar

Interesting point, hadn't thought about it. Could very well be.

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Leo Abstract's avatar

I haven't directly tested the ketones, but I often feel as though I am in a state of mild ketosis towards the end of my fasting right before the beginning of my eating window every day. I've been doing a lot of strenuous outdoor projects and running them later than I would have in the past. A couple of times now I've experimented with extending my active window by eating butter. At one point, I was exhausted and hungry at 4 o clock, then I ate half a stick of butter and felt satiated and energized. I then got another three hours of work in before eating at half past seven o clock. For years now, I've been putting a fair bit of butter in my last serving of coffee for the day, around 2 o clock. However, I had not experimented with striving for satiety by just eating a half stick. So I find this an interesting little test.

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