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Deficiency

Night blindness:  Is one of the first signs of vitamin A deficiency. Vitamin A deficiency contributes to blindness by making the cornea very dry and damaging the retina and cornea.

Impaired Immunity: Vitamin A deficiency also diminishes the ability to fight infections causing frequent infections (especially respiratory). In countries where children are not immunized, infectious disease like measles have relatively higher fatality rates.

Symptoms of deficiency may include, loss of appetite, hair loss, rashes, dry skin and eyes, poor growth, and fatigue.

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