Essential to the normal structure and function of the skin and mucous membranes such as in the eyes, lungs, and digestive system.
Also plays an important role in bone growth, tooth development, reproduction, cell division, gene expression (the process by which the instructions in our DNA are converted into a functional product, such as a protein), and regulation of the immune system.
note: FDA uses RAE (Retinol Activity Equivalents) whereas EFSA uses RE (Retinol Equivalent) as the 'unit of measure'Daily Reference Intake: 900µg (Specified by U.S. Food and Drug Administration)
Top Vitamin A (RAE) rich foods, grouped by food category: