The former footballer - who recently completed a rehab stint in the Us for addiction to alcohol - said he was offered a spot on the ITV show a few years ago.
"They asked a while back, but I wasn't right and said no," Gascoigne told The Sun.
"When sober, I'm up for anything, but when drinking, I don't want to do anything. I won't say what they offered, as other celebrities would complain they weren't given as much. But it was a lot.
"I've no problem eating insects, and now I'd be there like a shot."
Gascoigne also revealed that he has discussed a survival TV show with friend and fellow footballer Vinnie Jones.
"Vinnie asked if I want to go on to an island with just him, a gun and fishing rod,