Kwishishini lokutya, ii-amino acids zisebenza njengezixhobo ezinamandla zokuphucula incasa, ukuthungwa, kunye nexabiso lesondlo. I-Glutamic acid, umzekelo, isetyenziswa ngokubanzi njenge-monosodium glutamate (MSG) ukwandisa incasa ye-umami kwiisuphu, iisosi, kunye nokutya okucutshungulwayo. Ngeli xesha, i-lysine kunye ne-methionine zongezwa rhoqo ukuqinisa iiproteni ezisekwe kwizityalo, ukuqinisekisa iprofayili epheleleyo ye-amino acid kwimveliso yemifuno kunye ne-vegan. Ngaphandle kwencasa, ii-amino acids ezifana ne-glycine kunye neproline zisebenza njengezigcini zendalo, zandisa ubomi beshelufu ngelixa zigcina umgangatho wokutya. Ukukwazi kwabo ukuxhasa ukubiliswa kubenza babaluleke kakhulu ekuveliseni itshizi, iyogathi neziselo ezivundisiweyo. Ngokudibanisa i-amino acids ekuqulunqweni kokutya, abavelisi banokwenza iimveliso ezingenamnandi nje kuphela kodwa ezinomsoco.