Why see a registered dietitian over a nutritionist? April 13, 2021 23:00 Updated A registered dietitian must complete a four year college degree Complete supervised practice Successfully pass a national registration exam Maintain continuing education credits to keep current in practice Related articles What are some of the reasons I would want to see a registered dietitian? How does a registered dietitian help support heart health? How often should I meet with a registered dietitian What is the Pricing for Weight Loss Consultations? What type of information will the registered dietitian need to help me?