Pica is the eating of non-food substances. Clay, dirt, ice, starch, animal feces, paint, and hairballs are just a few examples of what children with pica have been known to eat. However, since pica is associated with abnormal indexes, and in some cases malnutrition , several tests may be performed. Serum levels of iron and zinc should be taken . Hemoglobin should also be checked to test for anemia .
Treatment emphasizes psychosocial, environmental, and family guidance approaches.
Other successful treatments have been mild aversion therapy followed by positive reinforcement. Treatment success varies.