Assessing Gingivitis of 3 Different Dentifrices Compared to a Negative Control.

Inclusion Criteria: * Be at least 18 years of age; * Provide written informed consent prior to participation and be given a signed copy of the informed consent form; * Be in general good health as determined by the Investigator based on a review of the health history/update for participation in the trial; If female of child-bearing potential, agree to use a medically approved method of birth control for the duration of the study. Acceptable methods of medically approved birth control include: at least 3 months of use of a hormonal birth control (including oral contraceptives, hormone birth control patch, vaginal contraceptive ring, injectable contraceptives, or hormone implant), double-barrier method, intrauterine devices, non-heterosexual lifestyle or agrees to use contraception if planning on changing to heterosexual partner(s), vasectomy of partner at least 6 months prior to screening. Not applicable to females not of child-bearing potential (females who have undergone a sterilization procedure including hysterectomy, bilateral oophorectomy, bilateral tubal ligation, complete endometrial ablation) or have been post-menopausal for at least 1 year prior; * If female and of child-bearing potential, agree to immediately inform the study investigator if they become pregnant; * Have at least 20 gradable teeth; * Have mild to moderate gingivitis with a range of 10 to 70% bleeding sites; * Agree to return for scheduled visits and follow the study procedures; * Agree to refrain from use of any non-study oral hygiene products for the duration of the study; regular floss users can continue to floss in their customary manner. * Agree to delay any elective dentistry, including dental prophylaxis, until the completion of the study; and * Agree to refrain from any oral hygiene the morning of each visit. Exclusion Criteria: * Having taken antibiotic, anti-inflammatory, or anticoagulant medications within 4 weeks of the baseline visit; * Having any oral conditions that could interfere with study compliance and/or examination procedures, such as widespread caries, soft or hard tissue tumor of the oral cavity, severe gingivitis, or advanced periodontal disease; * Females of child-bearing potential who are not using a medically approved method of birth control (i.e., hormonal contraceptives including oral contraceptives, hormone birth control patch, vaginal contraceptive ring, injectable contraceptives, or hormone implant, double-barrier method, intrauterine devices, non-heterosexual lifestyle or agrees to use contraception if planning on changing to heterosexual partner(s), vasectomy of partner at least 6 months prior to screening) or who have not been using hormonal birth control for a minimum of 3 months prior to study enrollment; * Taking medication that alters gingival appearance or gingival bleeding (e.g., calcium channel blockers, anticonvulsants, or immunosuppressants) within one month prior to study initiation; * Regularly (\>5x/week) using anti-gingivitis treatments (e.g., stannous fluoride toothpaste, or anti-gingivitis mouthwashes, such as those containing chlorohexidine) in the month prior to screening; * Removable oral appliances; * Fixed facial or lingual orthodontic appliances; * Have a positive pregnancy test (Clearblue) at baseline or self-reported pregnancy during the study; ; * Any diseases or condition that might interfere with the safe participation in the study according to the study investigator; * Inability to undergo study procedures; and * Allergic reactions to any of the study toothpastes and/or ingredients in the study toothpastes.