What is the field of dietetics primarily concerned with?

The field of dietetics is primarily concerned with nutrition, nutrients, foods, and diet. This discipline focuses on how food and drink can affect health, wellness, and disease management. Dietitians work to improve health and eliminate disease by promoting healthy eating habits based on scientific evidence. They assess dietary needs, create meal plans, and educate individuals about the impact of nutrition on their overall health.

In contrast, medical procedures and treatments are related to healthcare practices rather than dietary practices, and thus they fall outside the scope of dietetics. Physical fitness and exercise focus more on physical activity rather than dietary intake, and while they are related to overall health, they do not encompass the core of dietetics. Food preservation methods involve the techniques used to extend the shelf life of foods, which is not the primary focus of dietetics. Overall, the correct answer highlights the essential role of nutrition in health and well-being, which is fundamental to the practice of dietetics.