How To Fix Bleach Stains On Black Shirt Ideas. Other bleach neutralizers such as sodium bisulfate and sodium metabisulfate may be used in the same manner to help lighten those stains. Use a black permanent marker, following the restoring the color with markers method above.
Use a fabric marker, also called a dye pen, to color in an offending bleach spot. Unfortunately, you can't just wash bleach out as if it were a stain. Use latex or rubber gloves to keep your hands clean and protected in the steps to follow.