ðɪ ɪfˈɛkt, haʊˈɛvɚ, ɪz ˌʌnɹᵻlˈaɪəbəl ænd ɹɪzˈʌlts mˈeɪ vˈɛɹi ɡɹˈeɪtli, ðˈɛɹfoːɹ ɪɾ ɪz nˌɑːɾə stˈændɚd ɹˌɛkəmˈɛndᵻd pɹˈæktɪs.
The effect, however, is unreliable and results may vary greatly, therefore it is not a standard recommended practice.