* Some cataracts is caused by corticosteroids or injury or irradiation to the eye for a tumor.
== Home remedies ==
* [[Vitamin B2]] is important for maintaining normal vision. Preliminary evidence suggests that riboflavin may be helpful in preventing cataracts, with the University of Maryland Medical Center noting a study in which individuals who took supplements of riboflavin seemed to have a significantly lower incidence of cataracts.
*The use of [[carrots]] is considered beneficial in the treatment of cataract. Take plenty of raw carrots daily or else drink two glasses of fresh carrot juice, one each in the morning and evening.
*Eat two or three cloves of raw garlic daily to clean the crystalline lens of the eye. The cloves should be chewed slowly.