Nutrition plays an important role in helping children get enough energy and nutrients. At the same time, children will have the best resistance against attacks from pathogens. Teaching children good eating habits and choosing foods that help strengthen the immune system, not only to cope with the current pandemic but also to lay the foundation for health in the future.

Young children are often susceptible to illness when they go to preschool. This is the biggest concern of many parents when considering sending their children to school. Many children have a high frequency of illness, which not only affects their health and growth but also disrupts the entire life and work of the whole family.

The immune system is considered the body's natural defense barrier, helping to fight dangerous infections from external environmental agents, such as viruses, fungi or bacteria. Strengthening children's immunity is extremely necessary to help them develop optimally both physically and mentally.