| 1 | People diagnosed with Pica have an insatiable urge to eat non-food substances like dirt, paper, glue and clay. | |
| 2 | According to doctors, the toxic compulsion is a rare medical condition, PICA, which causes an appetite for substances that are largely non-nutritive. | |
| 3 | Some women believe that pica is normal, or are encouraged to eat substances like clay by well-meaning friends and family members. | |
| 4 | Deficiency of trace minerals will result in licking the wall, chewing the soil, biting the things, anemia, skin disease and lower immunity. | |
| 5 | In the diet, it is necessary to give children pica eating fish, shrimp , lean meat , such as high-protein food and the hard shell of zinc, iron-rich food. |