But the isotopic analysis, coupled with examination of microscopic pits and scratches on the tooth surfaces, showed that not all of the six species were grazers : Some were browsers, and some had a mixed diet.
22.
The edmontosaurs also showed enriched carbon isotope values, which for modern mammals would be interpreted as a mixed diet of C4 plants ( grasses ); however, C4 plants were extremely rare in the Late Cretaceous if present at all.
23.
Despite claims of health benefits by proponents of Intermittent fasting and other Dieting methods, a regular mixed diet of food in small to moderate amounts generally proves to be the healthiest option in the long run talk ) 08 : 22, 6 February 2009 ( UTC)
24.
In healthy sleepers, a very low carbohydrate diet over the short-term promotes increases in the percentage of SWS ( deep sleep stage four, now often called stage three ) and a reduction in the percentage of REM sleep ( dreaming sleep ) compared to the control with a mixed diet-the sleep changes may be linked to the metabolism of the fat content of the very low carbohydrate diet.
