<qa>  What is the name of the two experimental diets?The two experimental diets are constructed to provide three servings of dairy in the form of either 1 regular whole full-fat, 3.25 yogurt or 2 fat-free yogurt supplemented with a control fat. The diets are identical in terms of menus, macro- and micronutrients, and fatty acid class composition E with the exception of individual bioactive fatty acids, allowing for the comparison of the bioactive milk fatty acids to non-milk fatty acids. 