Of the main causes of high infant mortality rale is birth weight under 2500 gram (Iow birth weighULBW). Base on data from Indonesian Hospital Statistic in 2005 =, as much as 40,7% baby's death was caused by low birth weight, intrauterine growth restriction, fetal malnutrition, and problem rela¬ted with term of pregnancy. Base on data from sample, LBW in RSUD Pasar Rebo in 2007 reached 8,7%.Thi…