According toPureWow, dietitians must earn a Bachelor’s degree at a four-year institution with an accreditednutritioncurriculum.
The final step to becoming a dietitian is passing the national registration exam administered by theCommission on Dietetic Registration.
to get to maintain their registration,dietitiansare also required to participate in continuing education.

This helps them to stay up-to-date on the current science, as the health and nutrition field is ever-changing.
Nutritionist, on the other hand, is an unregulated title in the U.S. (viaHealthline).
Really anyone with an interest in nutrition can call themselves a nutritionist without penalty.
