One wonders how the anti-GMO movement could oppose something like this. But given its hostility to Golden Rice, which has been genetically modified to contain a vitamin A precursor to prevent blindness, it usually finds a way.
Golden Rice has paved the way for more nutrient deficiencies to be addressed with other genetically engineered crops. The latest innovation by scientists is the genetically engineered cassava plant, which produces increased levels of vitamin B6.