Primary, secondary, and tertiary sources may all be appropriately used, if (1) they are used without engaging in original research or synthesis and (2) if in the event of conflicts between sources they are treated with the appropriate deference to the better source.
There is some evidence that a low-carbohydrate diet may help people lose weight more quickly than a low-fat diet (31,32)âand may help them maintain that weight loss.
This has been shown to be effective in studies: 1  Spanish Ketogenic Mediterranean diet: a healthy cardiovascular diet for weight loss. 2  New York Times: Adding a Big Dash of âHealthâ to Low-Carbohydrate Diets. 3  Science Daily: âEco-Atkinsâ: Plant-based, Low-carb Diet May Promote Weight Loss And Improve Cholesterol Levels.