Wash hair several times with clarifying shampoo
Use a dandruff shampoo mixed with baking soda
Apply a vitamin C and shampoo paste
Use a color remover made for hair dye
Try a warm olive oil or coconut oil treatment
Rinse with diluted white vinegar
Apply dish soap only as a last resort and rinse well
Use a deep conditioning treatment after each method
Repeat gentle methods over several washes
Seek a professional stylist for stubborn dye or damaged hair