While 100 grams of a plain baked potato, eaten with skin contains 97 calories, 100 grams of French fries from a fast food restaurant typically contains 312 calories, according to the USDA.
Tomatoes, the second-most consumed vegetable, showed a heavy processing component to consumption, according to the report. Raw tomatoes accounted for 22% of home tomato consumption, compared with 24% for tomatoes sauces for spaghetti and other pastas. Among foods prepared away from home, pizza provided the largest share of tomatoes consumed, at 32%, followed by raw tomatoes at 17%, and spaghetti and similar pastas with tomato sauce at 15%.
Scrutiny of the issue of fruit and vegetable consumption on weight will increase in advance of the 2015 Dietary Guidelines for Americans.
The 2010 version of the Dietary Guidelines for Americans made only a qualified statement that fruits and vegetables may be a useful part of an overall approach to achieving and/or maintaining a healthy weight.
Looking ahead, the report said consumer messages may assist in preventing obesity and reduce sodium intake.