Studies in Malang and Cianjur reported that there are pesticide residues from organochlorine, organophosphate and carbamate in agricultural products such as cabbage, carrots and tomatoes. A preliminary study on vegetable and fruit in the Malang City area described that 18 out of 25 mothers with under-two years toddlers did not sanitize vegetables and fruits properly. The study's purpose was to analyze the effect of consumption patterns and sanitation of vegetables and fruits on pesticide residues in mothers of under-two years stunted toddlers in the Malang City area. This was analytical research with a case-control approach. The population of study is all mothers of under-two years children in Malang City area. The respondents are 10 mothers which consist of 5 mothers of case and 5 mothers of control group. Data were collected by documentation and interviews; the pesticide's residue was measured by Gas Chromatography-Mass Spectrophotometry method.