Studies on the Mode of Action of Vitamin A1 December 1953 in “ Journal of Investigative Dermatology ” Peter Flesch 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 doi.org →
research Hypervitaminosis A 44 citations , September 1948 in “Radiology” Too much vitamin A can cause serious health problems.