300
Participants
Start Date
September 30, 2006
Primary Completion Date
July 31, 2007
Study Completion Date
July 31, 2007
Experimental toothpaste
Experimental toothpaste was containing 0.3% L-ascorbic acid 2-phosphate magnesium salt and 950 ppm fluoride. The registered participants were instructed to brush their teeth twice a day in their customary manner.
Control toothpaste
Control toothpaste was containing 950 ppm fluoride. The registered participants were instructed to brush their teeth twice a day in their customary manner.
Nihon University Hospital, School of Dentistry at Matsudo, Matsudo
Tohoku University Dental Hospital, Sendai
Osaka University Dental Hospital, Suita
Nihon University Dental Hospital, Chiyoda-ku
Lead Sponsor
Osaka University
OTHER
Tohoku University
OTHER
Nihon University
OTHER
Lion Corporation
INDUSTRY