66
Participants
Start Date
January 3, 2024
Primary Completion Date
March 27, 2024
Study Completion Date
March 27, 2024
Lip hydrant
lip hydrant containing peppermint oil, perilla frutescens, and Emblica fruit extract or petroleum gel.
Petroleum gel
Vaseline
Faculty of dentistry, Chulalongkorn university, Bangkok
Chulalongkorn University
OTHER