Why are biofortified maize and wheat considered nutritionally

Why are biofortified maize and wheat considered nutritionally improved?

Biofortified maize and wheat are considered nutritionally improved, because of following reasons:
(i) Maize hybrids have twice the amount of amino acid, lysine and tryptophan as compared to existing maize hybrids.
(ii) Atlas 66 has been used as a donor for developing wheat varieties with improved protein content.