Based on Riskesdas 2018, the prevalence of malnutrition nationally fluctuated because in 2013 the prevalence of malnutrition was 19.6% and decreased in 2018 to 17.7%. According to the 2017 Nutritional Status Assessment based on the BB/U index in Indonesia, children under five suffer from malnutrition by 3.5%, malnutrition 11.3%, and in South Kalimantan children under five were malnourished 3.6% and undernourished was 12.9%.
 This type of research is analytic observational with a cross-sectional research design. The population is all families who have children under five.
 KK SD/equivalent education is 28%, SMP/equivalent is not in school as much as 44%, while the mother's last education is SD/equivalent 45%, SMP/equivalent. KK are farmers 50%, traders 8%, civil servants/private employees 22%. Mothers work as housewives 92%, civil servants 2%. Poor nutritional status category 12%, good 84%. The level of energy consumption for toddlers in the category of more than 6%, good is 0%. The level of protein consumption for toddlers with more categories is 82%, either 10%. Infectious diseases 46% and those that are not 54%. Availability of food in good category 56%, sufficient 38% and less 6%. Mother's parenting pattern with good category 68%, moderate 30% and less 2%.
 There is no significant relationship between intake of energy consumption, infectious diseases, food availability and parenting patterns with the nutritional status of children under five according to BB/TB. 
 Keywords: nutritional status, income, occupation, energy and protein consumption, infection, food availability