An aqueous composition for oral care application comprising solution of an
amidobetaine of the following general Formula I is disclosed;
##STR00001## in which R is an alkyl of coconut fatty acids, preferably
hydrogenated coconut fatty acids, or a fatty acid mixture group which, on
the average, corresponds to coconut fatty acids, wherein the solution has
a solids content of 36% by weight, a pH of 4.5 to 6, an
alkylamidopropyldimethyl amine content of not more than 0.1% by weight,
and a free fatty acid content less than 0.5% by weight, sodium chloride
content of 6.0% max and dimethylaminopropylamino betaine (from
N,N-dimethyl amino propyl 1,3-diamine (DMAPA) and monochloroacetic acid)
content of 30 ppm max, free sodium monochloroacetic acid content of 5 ppm
max and free N,N-dimethylamino propyl 1,3-diamine content of 5.0 ppm max.