The prevalence of underweight or underweight among children under five in Indonesia shows an increase in the number of cases from 18.4% in 2007 to 19.6% in 2013. Based on the results of basic health research conducted by the Indonesian Ministry of Health above, 5.7% of cases of underweight in children under five are caused by malnutrition. While 13.9% of cases are caused by malnutrition. Indicators of nutritional status based on body weight index and age indicate a general nutritional problem that needs attention, especially by parents. In general, parents can recognize signs of underweight in children, that is, if they experience weight loss, their body does not get bigger after a few months, and the ribs are clearly visible from their bodies. However, these signs cannot always be used as a benchmark. Not to mention the influence of other factors, such as physical activity, metabolic disorders, diseases, genetics, and socioeconomic and environmental factors. The best way to find ...