Imuphi umdlavuza ongahlomula ngokufaka i-Vitamin A ekudleni kwabo?

Okugqamile I-Vitamin A yaziwa kabanzi ngezinzuzo zayo zezempilo futhi ivame ukusetshenziswa iziguli ezinomdlavuza nalabo abasengozini yofuzo. Kodwa-ke, ukuphepha nokusebenza kahle kwe-Vitamin A ezigulini ezinomdlavuza kuncike ezintweni eziningi ezifana nenkomba yomdlavuza, i-chemotherapy, ...