Perawatan tali pusat adalah perbuatan merawat atau memelihara pada tali pusat bayi setelah tali pusat dipotong sampai sebelum puput. Tujuan dari penelitian ini untuk mengetahui hubungan pengetahuan, peran keluarga, lingkungan dan dukungan tenaga kesehatan terhadap perawatan tali pusat di Kp. Pamanyaran Ds. Linduk Kec. Pontang Kab. Serang-Banten Tahun 2016. Penelitian ini dilakukan karena masih banyak bayi baru lahir yang mengalami infeksi pada tali pusat akibat perawatan tali pusat yang kurang baik. Desain penelitian ini menggunakan metode cross sectional, data primer dengan teknik pengambilan sampling yaitu accidental sampling sebanyak 20 orang, instrumen penelitian menggunakan kuesioner. Hasil penelitian didapatkan bahwa sebagian besar ibu nifas pengetahuan kurang sebesar (65%), sebagian besar ibu nifas peran keluarga tidak mendukung sebesar (75%), sebagian besar ibu nifas lingkungan  kurang sebesar (70%),  dan lebih dari setengahnya ibu nifas dukungan tenaga kesehatan tidak mendukung sebesar (60%). Dari hasil uji chi-square diperoleh terdapat hubungan yang signifikan antara pengetahuan (p value = 0,002), peran keluarga (p value = 0,031), lingkungan (p value = 0,007),  dan dukungan tenaga kesehatan (p value = 0,004) terhadap perawatan tali pusat. Saran bagi ibu nifas agar merawat tali pusat pada bayi baru lahir dengan benar. Bagi Institusi Sekolah hendaknya mengadakan program komunikasi, informasi dan edukasi atau penyuluhan yang berkala mengenai masalah kesehatan neonatus bayi dan balita terutama perawatan tali pusat.

Introduction: Failure, The success of exclusive breastfeeding is due to the working mother .The failure factor to exclusively offer breastfeeding to working mothers is due to working mothers and the unavailability of breastfeeding room facilities and lack of support from the workplace. Objectives: The research objective was to determine the mother's perception, husband's support and workplace support by giving exclusive breastfeeding to working mothers at CV. Tri Corp Bogor Regency in 2019. Method: The research design used was a cross sectional study. The population in this study were mothers who worked at CV. Tri Corp Bogor Regency as many as 42 people. The sample used was 43 respondents with the sampling technique with the total sampling method. Data analysis using Chi Square test. Result: Based on the results of the investigation, it was found that 22 people were given exclusive breastfeeding (53.4%), 22 people had poor perceptions of mothers (53.4%), 23 people (54.8%) had poor support, local support good work as many as 24 people (57.1%). The statistical test results of the relationship between maternal perceptions and exclusive breastfeeding with a P value = 0.014. The relationship between partner support and exclusive breastfeeding with a P value = 0.032. The relationship between workplace support of exclusive breastfeeding with a P value = 0.011. Conclution: The conclusion is that there is a relationship between maternal perceptions, workplace support and support by providing exclusive breastfeeding for mothers working at CV. Tri Corp Bogor Regency in 2019. Suggestions for research sites to be able to provide health workers for pregnant and breastfeeding mothers as well as increase breastfeeding space and provide exclusive breastfeeding policies for mothers with children 0-6 months.