According to the World Health Organization, 250 million preschool children are vitamin A deficient. Between 250,000 and 500,000 children become blind annually, and half of them die within 12 months of losing their sight1,2.Even more shocking is that the deficiency leads to nutritionally acquired immune deficiency3. Consequently, providing vitamin A to all children in undernourished settings could prevent an estimated I.9-2.7 million child deaths annually from otherwise survivable infectious diseases4.
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