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.
Following a low-carb diet that includes increased protein intake and is part of a reduced-calorie meal plan is an effective way to lose weight, according to a study published in 2012 in âPhysiology and Behavior.â Not all low-calorie foods are low-carb, and not all low-carb foods are low in calories.