A man has died at the Stereosonic festival in Adelaide on Saturday.

Just before 5pm police were advised a man was receiving treatment from paramedics at Stereosonic at Bonython Park in Adelaide.

Stereosonic organisers said in a post on Facebook that the pictured pills "may be related" to the man's death on Saturday. Credit:SA Police

He was taken to the Royal Adelaide Hospital where he later died.

South Australian police said an initial investigation indicated the man had consumed an illicit drug and was in possession of a number of pills.