Vitamin B12 deficiency: The sign in your eyes that could signal you lack the vitamin

VITAMIN B12 is naturally found in a wide variety of animal foods and is added to some fortified foods so adhering to certain diets runs the risk of a B12 deficiency. A vitamin B12 deficiency may not produce any visible signs initially, but, over time, you may notice a change in the colour of your eyes.
Daily Express :: Life and Style Feed