A dietitian is a professional who is qualified in the area of nutrition. Their job is to educate and help people to get and maintain a healthy balanced diet into their lives. Certain people who have specific health issues also need specific specialized diets so they would see a dietitian too for information and help.
Well you can cancel a few out... cook - no, I mean you're just cooking you may not know a lot about nutrition epidemiologist - they determine diseases and such, so no. Dietitian - Yes, expert in nutrition Health Educator - I mean maybe, but they may not know anything about nutrition
Migration can also have an impact on larger social phenomenon, such as democratic institutions, environmental degradation and gender norms, either through the transmission of values and knowledge or through the resources provided by remittances.