| 摘要 |
Provided is a dentifrice composition that exhibits an excellent effect of sealing dentinal fine tubules, effectively suppresses a lowering of pH, shows a controlled lowering of pH with the passage of time, gives a suppressed metallic taste and a good feeling in use and is appropriately usable for inhibiting dentinal hyperesthesia, said dentifrice composition comprising: (A) 0.01-5 mass% of aluminum lactate; (B) 0.01-5 mass% of a fused phosphate; and (C) 0.1-3 mass% of an α-olein sulfonic acid. Also provided is a method for suppressing a lowering of pH and expression of a metallic taste in the aforesaid dentifrice composition, said method comprising blending a dentifrice composition containing 0.01-5 mass% of component (A) with 0.01-5 mass% of component (B) and 0.1-3 mass% of component (C). |
