Some of the other suggestions from users included using lemon juice, Bar Keepers Friend and brick acid.
Another popular recommendation from Mrs Hinch fans was using WD40.
A user said: “I haven’t done this but apparently WD40 is great at removing rust!
“I’ve seen a few videos on it. I would just put a tiny bit on to start with as you don’t want to damage the tiles and if it works, do the rest.”