[Zhou Zhihui, Distinguished Professor, Department of Food and Applied Biotechnology, Chung Hsing University, Taiwan]During the epidemic, people cannot eat out. Canned food and instant noodles (instant noodles) have become essential foods at home. For a long time, many consumers have generally believed that processed foods such as canned food and instant noodles are not nutritious. The reason why these products can be stored for a long time must be added with additives such as preservatives or antioxidants, which makes everyone stay away. There are even Internet rumors that instant noodles contain preservatives, which the human body will not be able...