The 20-year-old impressed for Brazil in the U20 World Championships in Egypt earlier this year and is also being linked with Manchester United, Manchester City and Fiorentina, Spartak Moscow.
Kardec is currently on loan from Vasco da Gama to Internacional.
“There is a real interest from Juventus on Kardec, but there are many things to resolve, I can say that there are no official negotiations taking place,” the agent told Tuttomercatoweb.com.
“The player is waiting for a serious offer and there is the chance to transfer in January. It will take €5million to buy the player.”
