Which method is used in FDN to detect nutrient deficiencies?

Nutritional assessments and functional testing are crucial methods used in Functional Diagnostic Nutrition to detect nutrient deficiencies. This approach focuses on assessing an individual's dietary habits, lifestyle, and overall health history to identify specific nutritional imbalances or deficiencies that may be affecting their well-being.

Nutritional assessments involve evaluating food intake, nutrient absorption, and lifestyle factors that contribute to health outcomes. Functional testing can include laboratory analyses such as blood, urine, or stool tests that provide biochemical data on nutrient status and metabolic function. These assessments help practitioners identify not just whether a deficiency exists but also the potential root causes and how they might be addressed through dietary and lifestyle modifications.

In contrast, the other methods mentioned are not as effective for detecting nutrient deficiencies. Standard physical exams might provide some insight into general health status but do not specifically assess nutrient levels or deficiencies. Ultrasound imaging focuses on structural issues within the body rather than nutrient status, and genetic testing primarily reveals information about genetic predispositions rather than current nutritional needs or deficiencies. Thus, the utilization of nutritional assessments and functional testing aligns perfectly with the goals of FDN to promote optimal health and well-being through a holistic understanding of nutrition and functionality in the body.