ABSTRAK Stunting masih menjadi isu besar bagi bangsa Indonesia dan merupakan program prioritas pemerintah yang harus segera ditanggulangi. Upaya pencegahan stunting secara dini pada remaja adalah sebuah trobosan peningkatan pengetahuan gizi sebelum memulai berkeluarga yang berkontribusi pada kesadaran akan kesehatan ibu dan anak dimasa penting dalam kehidupannya, termasuk memutus rantai persoalan stunting. Pengabdian masyarakat ini untuk mencegah terjadinya stunting secara dini pada remaja di Desa Seulalah Baru Kecamatan Langsa Lama Kota Langsa. Pengabdian kepada masyarakat ini bersifat deskriptif dengan tahapan pelaksananaan yaitu persiapan, pemeriksaan tinggi badan (TB), berat badan (BB), haemoglobin (Hb), tekanan darah, pretest, edukasi (pencegahan stunting, gizi seimbang, anemia), demonstrasi perhitungan berat badan ideal dan posttest. Sasaran pengabdian kepada masyarakat ini adalah remaja Desa Seulalah Kecamatan Langsa lama Kota Langsa yang berjumlah 40 orang. Mayoritas berat badan remaja tidak ideal sebanyak 22 (55%), mayoritas memiliki tekanan darah normal sebanyak 27 (65,7%), mayoritas memiliki Hb normal sebanyak 34 (85%), mayororitas pengetahuan remaja sebelum dilakukan penyuluhan memiliki pengetahuan kurang sebanyak 27 ( 67,5%) serta mayoritas memiliki pengetahuan baik setelah penyuluhan sebanyak 33 (82,5%). Penyuluhan dan pemeriksaan kesehatan pada remaja sebaiknya dilakukan secara dini dan rutin minimal 6 bulan sekali. Kata Kunci: Pencegahan Stunting, Remaja Putri, Anemia, Berat Badan Ideal ABSTRACT Stunting is still a big issue for the Indonesian people and is a government priority program that must be addressed immediately. Efforts to prevent stunting early in adolescents are a breakthrough in increasing nutritional knowledge before starting a family which contributes to awareness of maternal and child health at an important time in their lives, including breaking the chain of stunting problems. This community service is to prevent premature stunting in teenagers in Seulalah Baru Village, Langsa Lama District, Langsa City. This community service is descriptive in nature with implementation stages, namely preparation, checking height (TB), weight (BB), hemoglobin (Hb), blood pressure, pretest, education (stunting prevention, balanced nutrition, anemia), demonstration of weight calculation ideal and posttest. The targets of this community service are teenagers from Seulalah Village, Langsa Lama District, Langsa City, totaling 40 people. The majority of teenagers' weight was not ideal as much as 22 (55%), the majority had normal blood pressure as much as 27 (65.7%), the majority had normal Hb as much as 34 (85%), the majority of teenagers' knowledge before counseling had insufficient knowledge as much as 27 ( 67.5%) and the majority had good knowledge after counseling as many as 33 (82.5%). Counseling and health checks for teenagers should be carried out early and routinely at least once every 6 months. Keywords: Prevention of Stunting, Adolescent Girls, Anemia, Ideal Body Weight