You’ll note that most of the “favorable” proteins listed by Dr. Sears are lean proteins. If a protein contains more fat (more than 9g for a 3 block meal there’s no need to add in any additional fat. However, your example of salmon the added fat is heart healthy. It’s interesting to note that fat doesn’t make you fat. The small amount of added fat acts as a control rod to reduce the entry rate of carbohydrates into the blood stream, thereby reducing insulin secretion. By reducing insulin, you can access your stored body fat more effectively. Also, the fat causes the release of the hormone cholecystokinin (CCK) that promotes satiety between meals. Of course, any added fat to your diet should be primarily monounsaturated fat, such as olive oil, guacamole, almonds, or macadamia nuts.
What is critical for the Zone is consuming colorful non-starchy vegetables while reducing or eliminating the high glycemic load macronutrients.
You may find these links of interest: http://drsears.com/ArticlePreview/t...fault.aspx http://www.zonediet.com/blog/2012/0...lammation/ http://drsears.com/ArticlePreview/t...fault.aspx
If your protein choice has extra fat, do not add in fat, if your protein choice has no fat (non fat deli meats, egg whites, protein powders) you’ll have to add in extra monounsaturated fat.