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Old Wed, Mar-24-21, 12:40
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Plan: Banting
Stats: 302/187/187 Male 175cm
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Progress: 100%
Location: New Zealand
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Quote:
Originally Posted by wbahn
But it is still bothersome that all of these "researchers" that "debunk" the low-carb approach rely on "evidence" that is not from low-carb lifestyles. They either use what can best be described as slightly-lower-carb diets (I saw one study where the lowest carb diet they considered was 200 g/day) and most of them are based on a few days to at most thirty days.

It's not like they don't know better, either. Look at nearly any study about most other things and they don't consider anything less than three to six months as providing meaningful data because it is well known that the body needs at least that long to materially adapt to most significant changes -- and changing the very basis of the fuel the body is burning should certainly count as significant.

I did a little research into this particular angle last year. In some circles, the definition of "low carb" seems to originate from a 2005 NASEM report (free PDF at https://doi.org/10.17226/10490), which set the recommended range for carb consumption as being anywhere from 45-65% of total energy intake. This 45% minimum is used by both the 2015 and 2020 systematic reviews that underpinned the respective editions of the US dietary guidelines, as well as by the last dietary survey conducted here in NZ, during 2008/09. By this interpretation, anything that tracks for <45% carbs is technically considered to be "low carb".
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