The aims of the ‘Indonesia Healthy 2010’program were to develop sound national health, encourage people to live healthy and self-reliance, increase healthcare quality, and improve the health of individuals, families and communities along their environtment. 1 However, public health issues and nutritional problems in Indonesia still need to be tackled in an integrated manner, especially in vulnerable groups. The prevalence of malnutrition among school-age children is 36.1%; elementary school children are the most vulnerable group suffered health problems due to malnutrition. 2 According to the Ministry of Health survey, nearly 50% of elementary school students were malnourished in Indonesia. 2

A balanced diet contains all the elements necessary for the growth of the teeth; malnutrition in children can lead to a variety of teeth disorders. 3 The first permanent teeth are the first molars which appear between 6-7 years. The first permanent molar teeth are very important and are called the" Keystones of Dental Arch" which means that the shape of the mouth of a child depends on the size of teeth. 4 The first permanent teeth are also important as it stimulates the grow of the jaw. 5