Ketchup is the MVP here. I know, it sounds insane, but slap that red sauce on your green strands and leave it for 20 minutes. The acidity neutralizes the copper and restores neutrality—like a superhero for your hair.
You’ll look like a walking hot dog, but be patient. Rinse it out with cool water, then shampoo as usual. The green will fade like a bad memory.
If you don’t have ketchup, tomato paste works too. It’s the same acidic magic, just less messy. But let’s be real: ketchup is funnier to explain to your roommate.
"Say Goodbye to the Green Glow: How to Remove Yellow or Green Tint from
