David tells you he plans to become a dietitian. It would take him four years to achieve his goal.
A dietician is associate professional in dietetics; that's, human nutrition and also the regulation of diet. A specializer alters their patient's nutrition based mostly upon their medical condition and individual wants.
David will need a baccalaureate in nutrition, or a closely connected field, to urge started in his career. His best bet is to earn a degree from a program licensed by the Academy of Nutrition and life science.