Remaja putri merupakan kelompok rawan terjangkit infeksi saluran reproduksi, salah satunya disebabkan pola perilaku belum mendukung dalam perawatan diri saat menstruasi yang menyebabkan meningkatnya angka keputihan patologis. Pola perilaku seseorang dapat dipengaruhi oleh usia dan informasi. Pada pondok pesantren biasanya guru memberikan edukasi tentang kesehatan reproduksi sesuai dengan ajaran islam yang dirasakan lengkap untuk siswinya sehingga akan berpengaruh pada perilaku kesehatan reproduksi mereka. Tujuan penelitian ini untuk mengetahui hubungan sumber informasi dan usia siswi dengan perilaku perawatan diri saat menstruasi. Metode: Desain penelitian deskriptif korelasional. Teknik pengambilan sample total sampling dengan jumlah 100 siswi kelas VIII dan IX. Kegiatan: Penelitian dilakukan di Pondok Pesantren Al-Musaddadiyah Garut tahun 2016. Instrumen terdiri dari quisioner data sumber informasi dan usia, serta lembar ceklis perilaku perawatan diri saat menstruasi. Data dianalisis menggunakan analisis univariat dan bivariat. Hasil penelitian menunjukkan hampir setengahnya responden berusia 15 tahun (27%), seluruh responden (100%) mendapatkan informasi, hampir seluruh responden (82%) mendapatkan informasi dari ibu, dan hampir seluruh responden (87%) berperilaku tidak mendukung. Hasil uji korelasi menunjukkan bahwa hanya variabel usia yang memiliki nilai signifikan terhadap perilaku perawatan diri saat menstruasi (p = 0,033), sedangkan variabel sumber informasi tidak ada yang memiliki nilai yang signifikan seperti dari; ibu (p = 1,000), koran (p = 0,767), TV (p = 0,338), internet (p = 0,296), guru (p = 0,682), teman (p = 0,675), petugas kesehatan (p = 0,208), dan informasi lainnya (p = 0,780). Kesimpulan terdapat hubungan yang bermakna antara usia dengan perilaku perawatan diri saat menstruasi.Kata kunci: Perawatan diri saat menstruasi, siswi, sumber informasi. The Correlation between Information Source and Age of Adolscent Girls to Self Care Practices of Menstrual Hygiene BehaviorAbstractYoung female are prone to contracting of reproductive tract infections, one of which is due to a behavioral pattern in self-care during menstruation that leads to increase of pathological vaginal discharge. A person’s behavior patterns can be affected by age and information. In the boarding school, usually teachers provide education about reproductive health in accordance with Islamic teachings so that will affect the behavior of their reproductive health. The purpose of this study was to determine the relationship between the source of information and the age of female students with self-care behavior during menstruation. Method: Descriptive correlational research design was used in this study. Sampling technique was total sampling of 100 students of class VIII and IX. Activity: The research was conducted at Pondok Pesantren Al-Musaddadiyah Garut in 2016. The instrument consisted of information questionaire and data of age, as well as checklist of self-care behavior during menstruation. Data were analyzed using univariate and bivariate analysis. The results showed that almost half (27%) of respondents aged 15 years, all respondents (100%) received information, almost all respondents (82%) received information from mothers, and almost all respondents (87%) had unsupport behavior. The correlation test results showed that only the variable of age had significant value to the self-care behavior during menstruation (p = 0,033),whereas the variable of information source had not significant value such as from mother (p = 1,000), news paper (p = 0,767), TV (p = 0,338), internet (p = 0.296), teachers (p = 0.682), friends (p = 0,682), health providers (p = 0,208), and other informations (p = 0,780). Conclusion There was a significant relationship between age and self-care behavior during menstruation.Keywords: Self-care during menstruation, student, source of information.