Nnadi joined Marseille from Belgian Pro League outfit Zulte Waregem in January 2025.
The defensive midfielder made eight appearances for the club during the second half of last season.
The 23-year-old has also struggled for minutes in the current campaign and is not considered indispensable by the club.
According to Get French Football News, Marseille are ready to sell or loan the player.
A move away from Marseille would boost his chances of regular club football and a place in the Nigeria squad
