Nutrition belongs to science because it belongs to preventive medicine.

1 Nutrition and Food Science

Nutrition and food science is a comprehensive discipline, which studies the nutritional needs of human beings and animals, food composition and its influencing factors, food processing and safety, diet and health.

Nutrition is an important sub-field of this discipline, which pays attention to the human body's demand for nutrients, the relationship between intake and metabolic process, malnutrition and diseases. Nutrition is committed to providing scientific basis and guidance for promoting human health and development by studying the nutritional needs of human beings and animals.

Food science, on the other hand, focuses on the composition, preparation, preservation and consumption of food. It includes knowledge of food chemistry, food microbiology and food engineering.

The research of food science mainly involves the quality, safety and health care function of food to ensure the safety and quality of food in the process of production, processing, storage and consumption.

The research and application of nutrition and food science combines the knowledge of nutrition and food science, aiming at deeply understanding the influence of food on human body and its relationship with health, providing scientific basis in food production and service, and improving the quality, safety and nutritional value of food.

People who study nutrition and food science will be exposed to the knowledge of food composition and chemical reaction, nutrition physiology and biochemistry, food safety and hygiene, food processing and storage. Can be engaged in food industry, medical care, scientific research institutions, education and other related occupations or research work.

2. Preventive medicine

Preventive medicine is a comprehensive medical discipline, which aims to prevent the occurrence of diseases, control the spread of diseases and promote the health of people and individuals through various measures and interventions.

It focuses on the prevention of diseases and the promotion of health, focusing on the intervention and management of people from the social, environmental and behavioral levels.