Pectin, a fiber found in citrus, is known to significantly lower blood cholesterol levels. Potassium protects against sodium-induced elevation of blood pressure. Orange juice helps replenish electrolytes in children with diarrhea. Folic acid, in addition to protecting against neural tube defects, has been shown to have antioxidant properties. Adequate amounts of folic acid can decrease the risk of rectal, cervical and other cancers.
Folate deficiency is associated with an impairment in the number and lifetime of white blood cells.
While marginal folic acid intake is very common in the U.S., orange juice can provide 100 micrograms of folic acid per 8 oz. serving. Other good sources of folic acid include fresh green leafy vegetables, oatmeal and legumes. In addition to the vitamins and minerals mentioned above, citrus contains a host of active phytochemicals that protect our health. In fact, there are over 170 phytochemicals in an orange. These compounds include carotenoids, flavonoids, terpenoids, limonoids, glucarates.