In the French school, every day, many members of the kitchen staff prepare lunch for the students using totally fresh foods. The food can retain most of the nutrients and is relatively safe to eat compared to ready-made frozen food. Students do not have to worry if their food has been left in the refrigerator for a long time and has spoiled. Compared to French schools, American schools perform poorly in this respect. Many foods found in American school cafeterias are pre-packaged foods, such as macaroni, pizza, sugary drinks, or even fruit. These pre-packaged foods always contain many chemical additives to maintain the quality of the food. The kitchen staff usually heats the food and then serves it to the students. It is very easy and convenient. However, the additives contained in pre-packaged foods are harmful to the body and even toxic. These foods do not help teenagers grow taller but make them face many health problems, such as being overweight and stomach problems. So, a good suggestion for American schools is to spend more money on the original school cafeteria materials and do your best to keep the food materials fresh. I know it may be difficult for many schools to approach the material on fresh foods. Therefore, it is an issue that educational institutions and governments should address