Potential of Katuk Leaves in Preventing Hair Loss May 2020 in “ Jurnal Penelitian Perawat Profesional ” Muhammad Alka Fakhrizal, Kurnia Hadi Saputra TLDR Katuk leaves may help prevent hair loss. We don't know much about this study yet. We're maintaining the world's largest resposity of hair loss research. You can help out the community by sending a PDF of this study here . Not sure how to get a study's PDF? You can email the authors of the study. View this study on jurnal.globalhealthsciencegroup.com →