SEARCH Articles Figures Tables Deficiency of Folic Acid and Vitamin Deficiency of fat-soluble vitamin Deficiency of folate or vitamin Effect of Vitamin Deficiencies on Serum Complement Effects of vitamin deficiencies Nutritional deficiencies of vitamin Production of Vitamin Deficiencies Role of Polyunsaturated Fatty Acids in Vitamin E Deficiency Symptoms of vitamin D deficiency The role of other vitamin deficiencies Vitamin deficiency Vitamin symptoms of deficiency