The main ingredient of French fries is starch and grease, the basic nutrition is starch, grease absorption of energy, a small amount of plant fiber, vitamins and so on.
Long-term consumption of fried food, fat frying at high temperatures produce some harmful chemicals absorbed into the body is easy to damage health, such as indigestion, fatty liver, celiac disease gastritis, and even cancer.
Diet should be balanced, not favor one thing