The present invention relates to an oral composition having excellent stability and persistence of moderate foaming while sufficiently dispersing biofilm firmly adhered to a tooth surface and showing a good bactericidal effect. That is, the present invention provides an oral composition comprising the following ingredients (A), (B), (C), and (D): (A) 0.001 mass% or more and 0.3 mass% or less of myristoyl glutamic acid or a salt thereof； (B) 0.001 mass% or more and 0.3 mass% or less of lauroyl glutamic acid or a salt thereof； (C) an alkylsulfate； and (D) water, wherein a mass ratio of the content of ingredient (A) to the content of ingredient (B), ((A)/(B)), is 0.25 or more and 4 or less； and the content of a polyphosphoric acid or a salt thereof is 0.01 mass% or less.
