Peneltian ini dilakukan untuk menggali penyebab rendahnya cakupan ASI eksklusif dan faktor-faktor yang mempengaruhinya di Puskesmas Serpong 1,Kecamatan Serpong, Kota Tangerang Selatan. Informan petugas kesehatan daripuskesmas, rumah bersalin, klinik swasta dan bidan praktek pribadi. Penelitiandilaksanakan pada bulan November-Desember 2016 dengan pendekatan kualitatifdan metode wawancara mendalam. Data utama penelitian ini adalah data primerdilengkapi data sekunder. Data sekunder diambil dari profil puskesmas serpong 1,data primer didapatkan dengan melakukan wawancara mendalam kepada petugaskesehatan, kader posyandu, ibu bayi dan suami/orang tua diwilayah kerjaPuskesmas Serpong 1. Hasil penelitian menunjukkan bahwa dukungan petugas kesehatan dan orang tuadengan pemberian ASI eksklusif masih kurang, terutama dalam penatalaksanaanInisiasi Menyusu Dini dan rawat gabung. Pengetahuan tentang ASI eksklusif darisuami/orang tua dan kader posyandu masih kurang, sehingga diperlukansosialisasi dan pengawasan terhadap pemberian ASI eksklusif dimasyarakat,penegasan sanksi terkait pelanggaran terhadap ketentuan-ketentuan dalamperaturan terkait pemberian ASI eksklusif.Kata kunci: ASI Eksklusif, Inisiasi Menyusu Dini, Dukungan, Kualitatif.

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This study was conducted to explore the causes of low coverage of exclusivebreastfeeding and the factors that influence in the Serpong 1 Community HealthCenter, Serpong subdistrict, South Tangerang City. Informants Health Officer ofHealth centers, maternity homes, private clinics and private midwives. The studywas conducted in November December 2016, with a qualitative approach and indepthinterviews. Main data of this study are primary data include secondary data.Secondary data was taken from the profile of Serpong 1 Community HealthCenter, primary data obtained by conducting in depth interviews indicated tohealth workers, cadres Posyandu, the baby 39 s mother and husband parent in thework area Serpong 1 Community Health Center.

Research results show that support for health workers and parents with exclusivebreastfeeding is still lacking, particularly in the treatment of Early Initiation ofBreastfeeding and rooming. Knowledge of exclusive breastfeeding from husband parents and cadres Posyandu is still lacking, so that the necessary socializationand supervision of exclusive breastfeeding in the community, the affirmation ofsanctions related to violations of the provisions of the relevant rules grantingexclusive breastfeeding.Keywords Exclusive breastfeeding, Early Initiation of Breastfeeding, Support, Qualitative.