Contributor: Gordon K. Klintworth
The vitamin B complex includes thiamine, riboflavin, folic acid, pantothenic acid, and cyanocobalamin). A deficiency one or more of these vitamins may occur and produce ocular lesions in experimental animals and humans [thiamine deficiency, riboflavin deficiency, folic acid deficiency, pantothenic acid deficiency, pyridoxine deficiency, and cyanocobalamin deficiency].