Other situations where the knowledge of
total antioxidant activity can be useful include the
analysis of changes in plasma antioxidant activity related
to oxidative stress, or the understanding of structure–activity
relationships of pure antioxidant species.
Because of its simplicity and the cheap reagents it
uses, the phosphomlybdenum method is an alternative
to the methods already available for the evaluation of total antioxidant capacity (6, 21). Besides, these methods
yield the results of their evaluations as a semiquantitative
antioxidant activity coefficient (AAC).