L-Arginine amino acid ne, yawanci ana sayar da shi azaman kari na sinadirai, wanda aka samo asali daga abinci.Abincin da ke cikin L-Arginine ya haɗa da sunadaran shuka da dabbobi, kamar samfuran kiwo.Ba shi da mahimmanci amino acid ga manya, Amma yana da jinkirin samarwa a cikin vivo. Yana da mahimmancin amino acid ga jarirai da yara ƙanana, kuma yana da wani tasiri na detoxification.Ya wanzu a ko'ina cikin protamine kuma shine ainihin ɓangaren sunadarai daban-daban.