Disclosed is a semiochemical composition including methyl palmitate, methyl linoleate, methyl oleate methyl stearate, methyl laurate, methyl myristate, salts thereof, derivatives thereof, isomers thereof and/or structural analogues thereof that have an appeasing effect in cats and/or also effects social facilitation in cats, and an acceptable vehicle. Solutions such as spot-on formulations of long duration are also encompassed. Methods to effect appeasing in a cat and/or social facilitation in cats are also disclosed.