Vitamin A is one of the four fat soluble vitamins. One of the major functions of Vitamin A is to help give us the ability to see during the day and at night. Other critical functions include the formation and maintenance of the heart, lungs, kidneys, and other vital organs. Vitamin A also plays a supporting role in cell growth. According to the National Institutes of Health (NIH), the daily Recommended Dietary Allowance1 for Vitamin A is as follows: Continue reading “A Little InSIGHT on Vitamin A”