ɪt kəntˈeɪnz sˈɪstiːn ænd lˈæktoʊs ænd ɪz ᵻlˈɛktɹəlˌaɪtdᵻfˈɪʃənt; ðə lˈæɾɚ tɹˈeɪt pɹɪvˈɛnts ðə swˈɔːɹmɪŋ ʌv pɹˈoʊɾiəs spˈiːsiːz.
It contains cystine and lactose and is electrolyte-deficient; the latter trait prevents the swarming of Proteus species.