07.01.21
US Patent No. 11,013,677 B2 (Cajetan Dogo-Isonagie, Paloma Pimenta, Shira Pilch, Om Patel, Elizabeth Vasquez, Michael North); Colgate-Palmolive Company patented an oral care composition that is comprised of 0.12% chlorhexidine; an effective amount of metal chelator selected from glutamic acid in an amount of 0.2%, and aspartic acid in an amount of 1%. The amounts are based on a total weight of the oral care composition.