Vitamin B2 (Riboflavin) Test - Vitamin B2 (Riboflavin) Blood Test

The flavin adenine dinucleotide (FAD) blood test measures the level of the active and primary form of vitamin B2 (riboflavin). FAD acts as an essential coenzyme in major oxidation-reduction reactions within the mitochondria and is crucial for energy metabolism from fats, carbohydrates, and proteins. It is used to assess deficiencies that may cause skin, eye, and metabolic disorders.