| abstract |
Disclosed is an effervescent denture cleaner containing a pigment and having a preparation stability in which decomposition of a carbonic acid compound is suppressed. A denture cleaning agent comprising a pigment, at least one selected from the group consisting of a carbonate, a bicarbonate, and a double salt of a bicarbonate and a carbonate, an acid, and magnesium oxide is preserved. The decomposition of the carbonic acid compound at the time is suppressed, and it has excellent formulation stability. [Selection figure] None |