Science is rightly obsessed with counting things, and has done so below, 
except that they [i]forgot to count[/i] the [b]anti-nutrients[/b].

They also repeat the whopper that plants contain protein. They do not. 
Amino acids are not protein.

William


steve wrote:

> 
> On a related issue, the following quite discusses calcium intake and 
> while they are working with a 65% carb diet, the estimate earlier in the 
> paper was that the paleo aboriginal diet was 20-40% carbs:
> 
> Australian Aboriginal plant foods: a consideration of
> their nutritional composition and health implications
> http://journals.cambridge.org/download.php?file=%2FNRR%2FNRR11_01%2FS0954422498000043a.pdf&code=a6ad097ac43451d979829c68c457666d 
> 
> 
> "Palaeolithic nutrition
> 
> In the classic paper on palaeolithic nutrition by Eaton & Konner (1985), 
> the nutritional content
> of 44 vegetable foods most commonly eaten by six modem stone-age peoples 
> (!Kung, -Kade,
> San and Hadza in Africa, Aborigines in Australia and Tasaday in the 
> Philippines) was used as
> the basis of the average nutrient intake from plant foods of 
> palaeolithic human beings.