Ca, Fe, Zn capsule Calcium is the source of life, & the body's most abundant inorganic element, iron is the necessary material to promote the metabolism of vitamin B group, zinc is a kind of trace elements, and has decisive role on the body's sexual development and sexual function, and the generation of germ cells. 1. Mild iron deficiency (anemia) has no symptoms, performance of moderate iron deficiency: the face is pale and gloomy with easy, fatigue, cold hands and feet, and the nails are white; 2. Rapid heartbeat, dizziness, shortness of breath, loss of appetite, irregular menstruation, child growth retardation, and mental decline; 1. Loss of appetite, anorexia partial eclipse, and citta; 2. Poor mental development, lethargy, decreased learning, and poor memory; 3. Poor growth, bone growth retardation, hyperactivity, & inattentio