Vitamin F is not a vitamin in the traditional sense, but rather a term used for two fats — alpha-linolenic acid (ALA) and linoleic acid (LA). They are essential fatty acids (EFAs) and are required for regular body functions and are very important with regards to brain and heart health. They help build cell membranes and hormones and are incredibly important for the immune system. They are labelled as essential because our bodies cannot make them. We must acquire them from...
Our bodies cannot make essential fatty acids. Therefore, all sources must be provided by our diet.