Nutrition science, however, suggests that golden rice alone will not greatly diminish vitamin A defi-ciency and associated blindness. [”¦] People whose diets lack [fats and proteins] or who have intestinal diarrheal diseases -- common in develop-ing countries -- cannot obtain vitamin A from golden rice.

Many countries have food safety systems from farm to table. Everybody involved in the food supply is required to follow standard food safety procedures. You would think that everyone involved with food would not want people to get sick from it.

What it requires is that first of all you identify the hazards: Where in your production chain can contamination occur? This could be a simple matter of cooking a product to kill bacteria and making sure that the product is actually brought to that temperature.

To speak only of food inspections: the United States currently imports 80% of its seafood, 32% of its fruits and nuts, 13% of its vegetables, and 10% of its meats. In 2007, these foods arrived in 25,000 shipments a day from about 100 countries. The FDA was able to inspect about 1% of these shipments, down from 8% in 1992. In contrast, the USDA is able to inspect 16% of the foods under its purview. By one assessment, the FDA has become so short-staffed that it would take the agency 1,900 years to inspect every foreign plant that exports food to the United States.

There's no question that largely vegetarian diets are as healthy as you can get. The evidence is so strong and overwhelming and produced over such a long period of time that it's no longer debatable.

Nutrition science, however, suggests that golden rice alone will not greatly diminish vitamin A defi-ciency and associated blindness. [”¦] People whose diets lack [fats and proteins] or who have intestinal diarrheal diseases -- common in develop-ing countries -- cannot obtain vitamin A from golden rice.

One can only be in awe of the creativity of chocolate marketers. My take is that if there is a health benefit, it is small.