We were under the impression that it was an instinct thing; to not leave traces / scents behind...........Difficult to stop; but Mrs. believes there is a dog food about that has some additive to deter them from eating poo.
Whether you`d have to feed it to the cat ( i.e. is it a scent left in faeces?) is another matter........................
Whether you`d have to feed it to the cat ( i.e. is it a scent left in faeces?) is another matter........................