1. According to the definition, a nutritionist refers to an employee who has professional knowledge and skills in nutrition and dietary nutrition. Health managers are professionals who are engaged in monitoring, analyzing, evaluating and maintaining people's or individuals' health.
2. From the work content, nutritionists focus on the assessment and intervention of individual nutritional status, while health managers provide all-round health guidance and maintenance based on individual health records, and the work content is more complicated and comprehensive.