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Which of the following foods is richest in vitamin B6?

Research has shown that the risk for spina bifida  is lowered by taking supplements of

The main reason for fortifying enriched grain products with folic acid is to:

Antioxidant nutrients that actively scavenge and quench free radicals in the body include

Which of the following would be the best dietary source of vitamin C?

In the U.S. scurvy is seldom seen today except in

A non-food source of vitamin K is:

Of the following commonly eaten foods, which makes the greatest contribution to riboflavin intake?

If someone did not meet the recommended intakes for the fat-soluble vitamins one day, you would tell him to

Cooking a food in liberal amounts of water is least likely to affect the vitamin content of