A folic acid test measures the amount of folic acid in the blood. Folic acid is a water-soluable vitamin belonging to the B-complex group of vitamins. These vitamins help the body break down complex carbohydrates into simple sugars to be used for energy. Folic acid works together with vitamin B12 and vitamin C to metabolize protein in the body. It is important for the formation of red and white blood cells. It is necessary for the proper differentiation and growth of cells and for the development of the fetus. It is also used to form the nucleic acid of DNA and RNA. It increases the appetite and stimulates the production of stomach acid for digestion and it aids in maintaining a healthy liver. Source-Folic acid is found in leafy green vegetables, beans, peas and lentils, liver, beets, brussel sprouts, poultry, nutritional yeast, tuna, wheat germ, mushrooms, oranges, asparagus, broccoli, spinach, bananas, strawberries. Folic acid deficiency can result in a type of anemia called megaloblastic anemia. Folate deficiency is commonly encountered as a result of dietary deficiency or increased demand for this vitamin.(eg: pregnancy)