Well, I don't know about other counteries but I've seen advertisements for head products in the UK who do mension how their product is better than 'named product'.
The new X, removes more dandruf than product Y.
Usually the same company owns both products anyway, as we live in a capitalist society.
The new X, removes more dandruf than product Y.
Usually the same company owns both products anyway, as we live in a capitalist society.