| 摘要 |
PROBLEM TO BE SOLVED: To provide a dentifrice composition capable of showing continuously an oxidative stress suppression effect by stabilizing ascorbic acid phosphoric ester or a salt thereof with the passage of time in a neutral pH region, and exhibiting a high foul breath preventive effect, and excellent in easy extrusion from a storage container such as a tube.SOLUTION: The dentifrice composition, wherein the initial pH at 25°C is 6.5-8.0, is formed by blending (A) ascorbic acid phosphoric ester or a salt thereof, (B) a cationic polymer material, (C) isopropyl methyl phenol and/or triclosan, (D) at least one kind of nonionic surfactant selected from polyoxyethylene alkyl ether in which the carbon number of an alkyl group is 14-18, and the average addition mole number of ethylene oxide is ≥2 and <20 and a polyoxyethylene hardened castor oil in which the average addition mole number of ethylene oxide is 5-30, and (E) polyethylene glycol. |
