Night Blindness is caused due to deficiency of ________.

Night blindness:

1. Night blindness (nyctalopia) is a condition in which people are unable to see clearly at night or in dim light.
2. A deficiency disease is caused by a shortage of important nutrients or dietary ingredients in the human body, such as vitamins and minerals.
3. Night blindness is a condition caused by a lack of vitamin A.
4. The formation of retinal, a component of rhodopsin, requires vitamin A.

Final answer:

Night Blindness is caused due to deficiency of vitamin A.