A nutritionist is a professional who is engaged in nutrition guidance, knowledge dissemination of nutrition and food safety, and promotion of public health. The main work includes: evaluating, managing and guiding the nutritional status of human body; Evaluate, manage and guide dietary nutrition; Evaluate the nutrition of food and formula; Consultation and education on nutrition knowledge. Nutritionists can not only play an important role in publicity and education in the community, but also provide personalized education, counseling, guidance and other services for the catering industry, enterprise employees, white-collar workers, senior managers, athletes and families, and their employment can be found in any field related to diet.

Employment field

1. Clinic nutritionist: Usually working in a hospital, a community fitness center or a health care institution, responsible for diagnosing the nutritional problems of patients, listing health care plans, and supervising the effectiveness of dietary changes.

2. Dietitians in catering service management: Nutritionists join the catering service management industry, so that no matter three meals a day or snacks, they can be prepared and delivered safely, hygienically and cost-effectively.

3. Nutrition consultant: provides experts' advice on nutrition, dietotherapy and catering services for individuals, institutions and business organizations. Such nutritionists generally work in professional nutrition consulting institutions.

4. Public health nutritionist: working in the public health care field and social service department, responsible for understanding the nutritional needs of the public, confirming the nutritional problems in the community, proposing nutrition education projects and health promotion strategies, and providing information and consulting services to other public departments, experts and the public.

5. nutritionists in the business field: they mostly serve food and pharmaceutical companies and catering service providers. Nutritionists assist enterprises in research, give expert opinions on management and market, and urge enterprises to produce better food and nutritional products and put them on the market.

6. Research nutritionist: Usually working in universities, health care institutions and enterprises, responsible for making plans and implementing research projects. These projects can fundamentally improve the level of medical care and save the cost of catering services.