I-L-Cysteine feed grade iyisengezo esibalulekile sokuphakela kwe-amino acid esivame ukusetshenziswa ekudleni kwezilwane.Idlala indima ebalulekile ekuhlanganiseni amaprotheni futhi isekela ukukhula nokuthuthukiswa kwezilwane.I-L-Cysteine futhi isebenza njengesandulela sokukhiqizwa kwama-antioxidants, njenge-glutathione, esiza izilwane ukuvikela ekucindezelekeni kwe-oxidative.Ukwengeza, i-L-Cysteine yaziwa ngokuthuthukisa ukusetshenziswa kwezakhi ezibalulekile, ukuqinisa amasosha omzimba, nokusekela impilo yamathumbu.Uma isetshenziswa njengengxenye yokudla okulinganiselayo, i-L-Cysteine feed grade inomthelela enhlalakahleni yonke kanye nokusebenza kwezilwane.