As many as 50 percent of them had craving for mud, chalk and clay. Prevalence of pica and dietary preferences during pregnancy cultural practices food beliefs and taboo followed by various communities during pregnancy influence to a large extent the nutritional states of pregnant women. This habit was least among higher income group subject. There were a large number of subjects in the lower socio-economic group pregnant women who indicated preferences for savory and other foods as compared to those of higher socio-economic group. The results indicated the prevalence of pica is common among the women of lower socio- economic group because they were less educated.