L-serine ndi amino acid yomwe imagwiritsidwa ntchito kwambiri muzamankhwala, zinthu zaumoyo, zakudya zamasewera, zodzoladzola ndi mafakitale azakudya. Imachiritsa matenda otengera kagayidwe kachakudya, imathandizira thanzi lamalingaliro ndi malingaliro, imawonjezera mphamvu ya minofu ndi kupirira, imapangitsa khungu ndi tsitsi kukhala bwino, komanso imapangitsa kuti chakudya chikhale chokoma komanso chokoma.