Question

Photophobia is caused by the deficiency of vitamin

Answer 1

photophobia isn't due to any deficiency.

It itself isn't any disease, it's just symptom of some diseases meningitis, keratitis, severe headache(migraine), etc

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Answer 2

You can suffer from some virus affected illness such as severe headaches and migraine problems due to light sensitivity, and such light sensitivity problems of eyes called as Photophobia.

There are some other causes of Photophobia such as corneal abrasion, uventis and central nervous system disorder can be found during the eye tests. Infections, systematic diseases and trauma are some common causes of photophobia.