Screening and Functional Evaluation of Hair-Growth Promoting Polyphenols October 2017 in “ The Japanese Biochemical Society/The Molecular Biology Society of Japan ” Hideo Matsuo, Chisato Kubo, Yoshinori Katakura TLDR Some natural compounds might help hair grow. 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 confit.atlas.jp →