Because the oil contact surface of potato chips is larger than that of strips, the heat of potato chips is 200 times that of potatoes of the same quality! ! The calories of French fries are 60 times that of potatoes of the same quality, according to Lin Guangchang, a health and nutrition expert from Taiwan Province invited by Hunan Satellite TV. But eating potatoes and sweet potatoes for a long time is particularly good for the human body, but don't eat fried lakes that are prone to obesity, high in calories, bad in oil and carcinogens.