Patent Issued for Multi-phase oral composition for tooth whitening (USPTO 12133905).

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    • Abstract:
      A patent has been issued for a multi-phase oral composition for tooth whitening by the Procter & Gamble Company. The invention aims to provide products with improved bleaching efficacy, increased speed of whitening, decreased tooth sensitivity, and decreased oral soft tissue irritation. The composition includes a bleaching agent, an aqueous phase, and a hydrophobic phase, with the bleaching agent being effective in very low concentrations when presented in this multi-phase oral composition. The patent details specific ratios and components of the composition for optimal whitening benefits. [Extracted from the article]
    • Abstract:
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