Stress, pregnancy, and lactation also increase the body's need for vitamin C, while aspirin, tetracycline, and birth control pills can deplete the body's supply. Deficiency can result in depressive symptoms, along with confusion, agitation, anxiety, and hallucinations, as well as a variety of physical problems. Low levels of calcium cause nervousness, apprehension, irritability, and numbness. Inadequacies result in apathy, lack of appetite, and lethargy. When zinc is low, copper in the body can increase to toxic levels, resulting in paranoia and fearfulness.
Depression is often a symptom of chronic iron deficiency.
Other symptoms include general weakness, listlessness, exhaustion, lack of appetite, and headaches. Since it also plays a role in amino-acid formation, a deficiency may contribute to depression stemming from low levels of the neurotransmitters serotonin and norepinephrine. Manganese also helps stabilize blood sugar and prevent hypoglycemic mood swings. It provides an encyclopedia of expert information about the latest in nutritional supplements obtained from a variety of health care professionals. Vitamins for PMS - vitamins recommended by Iowa Women's Health Center for PMS symptoms.