Urwego rwo kugaburira L-Cysteine ninyongera yingirakamaro ya aminide acide ikoreshwa mumirire yinyamaswa.Ifite uruhare runini muri synthesis ya protein kandi ishyigikira imikurire niterambere muri rusange.L-Cysteine ikora kandi nk'ibanze mu gukora antioxydants, nka glutathione, ifasha inyamaswa kwirinda imihangayiko ya okiside.Byongeye kandi, L-Cysteine izwiho kuzamura ikoreshwa ryintungamubiri zingenzi, kongera ubudahangarwa, no gushyigikira ubuzima bw amara.Iyo ikoreshejwe nk'imirire yuzuye, urwego rwo kugaburira L-Cysteine rugira uruhare mu mibereho rusange n'imikorere y'inyamaswa.