Lacer S.a.

This study tests if a whitening toothpaste can help maintain the bright color of teeth after a professional cleaning. About 50 adults will use either the whitening toothpaste or a regular one for 4 weeks. Researchers will check tooth color and brightness at the clinic to see if t…

This study will test whether a special mouthwash can reduce gum inflammation (gingivitis) in adults. Thirty healthy adults with moderate gum redness and swelling will rinse daily for 4 weeks. Dentists will check their gums at the start and end to see if the product helps. The goa…