Colgate Palmolive

This study tested whether a manual toothbrush with a 360-degree cleaner design reduces bacteria in the whole mouth better than a standard flat-trim toothbrush. Fifty-six adults brushed with both types and had their saliva tested for bacteria before and after brushing. The goal wa…

This study tested whether using a stannous fluoride toothpaste, a cetylpyridinium chloride mouthwash, and a battery-powered toothbrush together can reduce dental plaque and gingivitis (gum inflammation). 134 adults with at least 20 teeth and signs of gum disease used the regimen …

This study tested whether a new Colgate toothpaste with dual zinc can better control plaque and gingivitis (gum inflammation) compared to a standard cavity protection toothpaste. 86 adults with mild to moderate plaque and gum issues used one of the two toothpastes for three month…

This study compared a stannous fluoride toothpaste paired with a newly designed toothbrush to a standard toothpaste and brush for reducing plaque and gingivitis (gum inflammation). 95 adults with mild to moderate gum issues used their assigned products for 3 months. Researchers m…

This study tested whether a special dental care routine (PerioGard) works better than standard products for reducing plaque and gum inflammation. Eighty adults with mild to moderate gingivitis used either the PerioGard regimen or a regular fluoride toothpaste and mouthwash for th…

This study tested whether using a stannous fluoride toothpaste along with a cetylpyridinium chloride mouthwash and a manual toothbrush reduces dental plaque and gingivitis better than using regular fluoride toothpaste with a standard toothbrush. Eighty-two adults with mild gum di…

This completed Phase 2 study enrolled 84 adults with mild to moderate plaque and gingivitis. Participants were randomly assigned to use one of two manual toothbrush and toothpaste regimens at home for 6 weeks. Dentists measured plaque and gum inflammation at 1, 3, and 6 weeks to …

This study tested three different toothpastes to see how well they prevent cavities. Thirty-six healthy adults wore a special dental device for six weeks, and researchers measured changes in enamel hardness. The goal was to find which toothpaste best protects teeth from decay.

This study tested whether using a special toothpaste and mouthwash together with a manual toothbrush works better than regular fluoride toothpaste alone for reducing plaque and improving gum health. 90 adults with mild to moderate gum problems brushed twice daily for 12 weeks. Re…

This completed Phase 3 study tested whether a battery toothbrush paired with a stannous fluoride toothpaste is more effective at reducing plaque and gingivitis than a regular fluoride toothpaste with a manual toothbrush. 130 adults with mild gum disease brushed twice daily for 12…

This study tested whether a toothpaste with stannous fluoride is better at preventing tartar (hardened plaque) on teeth than a regular fluoride toothpaste. One hundred adults in Thailand brushed twice daily for 12 weeks. Researchers measured tartar buildup to see which toothpaste…

This study tested a new mouthwash containing CPC, hyaluronic acid, and zinc lactate against a standard fluoride mouthwash. The goal was to see if it reduces plaque and prevents gum problems in adults with at least two dental implants. Eighty participants used the mouthwash for si…

This study tested how well floss and three different mouthwashes (one with essential oils and alcohol, one with essential oils but no alcohol, and one with CPC+Zn and no alcohol) reduce plaque and gum inflammation. 228 adults with mild to moderate gum disease took part. The goal …

This study tested whether giving kids a connected toothbrush and a behavioral health app after cavity surgery helps them brush better and lowers dental costs. 93 children aged 4-7 who had surgery for cavities used the smart toothbrush and received motivational texts. Researchers …

This study tested whether a new mouthwash can reduce dental plaque and help prevent gum problems better than a control mouthwash. 80 adults with mild to moderate gum inflammation and plaque used the product for three months. Researchers measured gum health and plaque levels at 2 …

This study tested whether gargling with a mouthwash containing cetylpyridinium chloride and zinc could reduce cold and flu symptoms. 150 healthy adults either brushed their teeth alone or brushed and then gargled with the mouthwash twice daily for 90 days. Participants tracked th…

This study tested how well different manual toothbrushes remove tooth stains. 80 healthy adults with some tooth staining brushed for 6 weeks. Researchers measured stain area and darkness to see which brush worked best.

This completed Phase 3 trial tested whether a toothpaste with stannous fluoride reduces tooth sensitivity better than a potassium-based toothpaste or regular fluoride toothpaste. 123 adults with sensitive teeth used one of the three toothpastes for 7 days. The study measured sens…

This study tested whether a toothpaste with 5% potassium nitrate can reduce tooth sensitivity better than a regular fluoride toothpaste. 80 adults with sensitive teeth used one of the two toothpastes for eight weeks. The researchers measured sensitivity using a gentle touch and a…

This study tested whether a special toothpaste with 8% arginine (CSPR) can reduce tooth sensitivity better than a regular Colgate toothpaste. 95 adults with sensitive teeth used the toothpaste for 8 weeks. Researchers measured sensitivity using a gentle touch test and a cold air …

This study tested a new tooth whitening system used at the dentist's office. 180 healthy adults aged 18-70 took part. The goal was to see how well it whitens teeth compared to other whitening systems already on the market.

This study tested whether a toothpaste containing hydrogen peroxide removes tooth stains better than a regular fluoride toothpaste after just one brushing. 80 healthy adults brushed once under supervision, and their tooth stains were measured. The goal is to see if the hydrogen p…

This study tested whether a toothpaste containing 8% arginine can reduce tooth sensitivity better than a regular cavity-protection toothpaste. Eighty adults with sensitive teeth used one of the two toothpastes for eight weeks. The main goal was to measure how much their sensitivi…

This study tested whether a gel made from hyaluronic acid (a natural substance in the body) can help heal wounds on the roof of the mouth after gum graft surgery. Thirty adults aged 18 to 70 took part, and researchers measured wound size and pain levels over six weeks. The goal w…

This study tested whether a toothpaste containing 8% arginine can reduce tooth sensitivity better than a standard toothpaste. 84 adults with sensitive teeth brushed twice daily for 8 weeks. Researchers measured sensitivity using a gentle touch and a puff of air.

This study tested a toothpaste with stannous fluoride against a regular fluoride toothpaste to see which controls bad breath longer. 80 adults in Thailand brushed twice daily for 3 weeks, then had their breath scored by judges 12 hours after overnight brushing. The goal was to se…

This completed Phase 3 trial tested whether a Colgate toothpaste with 5% hydrogen peroxide and fluoride whitens teeth better than a toothpaste without hydrogen peroxide. Eighty adults brushed with one of the two toothpastes for one week. Researchers measured tooth color changes u…

This study tested whether an online oral health quiz called Know Your OQ helps people learn more about taking care of their teeth and gums. 176 adults took the quiz and then answered questions about how easy it was to understand. The goal was to see if the quiz improves knowledge…