Hi, I've also soaked a shower curtain in hot water with a few drops of tea tree oil in it (needs to be essential oil) for a few hours, then washed as normal. This worked on my pretty icky shower curtain so should hopefully work on yours too!

Hi, I'd also recommend steeping it in hot water with a few drops of tea tree oil added and then washing as normal. It's worked on my shower curtain which was pretty horrid so hopefully it'll work on yours too. Make sure it's essential oil (available in Boots, Holland and Barrett, and lots of other … Read more