@article{202106.0580, doi = {10.20944/preprints202106.0580.v1}, url = {https://doi.org/10.20944/preprints202106.0580.v1}, year = 2021, month = {June}, publisher = {Preprints}, author = {Brett J West and Ifedayo Alabi and Shixin Deng}, title = {A Face Serum Containing Bakuchiol, Palmitoyl Tripeptide-38, Hydrolyzed Hyaluronic Acid and a Polyherbal and Vitamin Blend Improves Skin Quality in Human Volunteers and Protects Skin Structure In vitro}, journal = {Preprints} }