Vitamins and Minerals – Deficiency Diseases Deficiency of Vitamins Table lists some important vitamins and their sources, functions, deficiency diseases, and symptoms.Vitamin and sourcesFunction Deficiency diseaseSymptomsASources: Green leafy vegetables, fruits, butter, egg yolk, carrots, and fish Keeps eyes, hair, and skin healthy Night … [Read more...] about Diseases Caused By Deficiency Of Vitamins And Minerals