Did you want fries with that trans fat?(Up Front: news/trends/advice)

When we reported on the "bad" fat content of 30 top-selling foods in March, we omitted fast-food fries because McDonald's had announced it would reduce its fries' trams fat by using a new oil.

But those changes have yet to materialize, and it's not too much of a stretch to say that fast-food fries are still swimming in "bad" fat. In our tests, medium-sized servings of fries from Burger King, McDonald's, and Wendy's contained the highest amounts of trans fat per serving of any food we've examined. The table below right gives the specifics. (Calories, based on manufacturers' data, hovered around 400 a serving.)

"Bad" fat consists of saturated fat and trans fat, both of which raise blood cholesterol levels and increase the risk of heart disease. Trams fat is especially worrisome because it isn't listed on food labels, so you can't tell how much you're getting. New federal Food and Drug Administration regulations will require food labels to list trans-fat levels, but companies will have until 2006 to comply.

Researchers say that people should limit their intake of saturated fat and trans fat. The consensus: Limit "bad" fats to less than 10 percent of total daily calories, or about 22 grams on a standard 2,000-calorie diet.

McDonald's had said that it would cut trans fat ...