ืNutritionist are health who specializes in the study of nutrition, which includes preventive nutrition, diseases related to nutrient deficiencies, and the science of nutrition. Dietitians can be considered as a nutritionist, but not all nutritionists are Dietitians. In fact, nutritionist is not regulated by any professional regulated body or a legally protected term, hence anyone can essentially refer to themselves as nutritionist, whether they are self-taught or possess a graduate degree in nutrition.