The forward has been recovering from an ankle issue that ruled him out of international duty but is in training ahead of the trip to Selhurst Park.
Jürgen Klopp explained the Reds must check the progress of Salah and several others, but Virgil van Dijk is ready to feature against the Eagles.
Asked for an update on Salah, Andy Robertson, Joel Matip and Van Dijk at his pre-match press conference, the manager said: “In the moment, yes, Virgil is 100 per cent available.
“But it’s the time of the year when players get out of the squad overnight, unfortunately, with some other things – getting sick or ill or whatever.