Cover a flat surface with a white cotton towel. Lay the clothing on the towel with the bleach stain facing up and out.
Submerge a white cloth in a small bowl filled with sodium thiosulfate. Tap the bleach stain with the damp cloth, starting at the edge and working inward.
Continue tapping the stain with the cloth until the bleach stain is no longer visible.
Rinse the sodium thiosulfate off the clothing with cool running water. Launder the garment as you normally would.
Fill a bucket with 1/2 cup of cool water and 1/4 tsp. of color remover. Color remover is available in the laundry aisle of department stores near the hand dyes.
Cover a flat surface with a white cotton towel. Lay the clothing on the towel with the bleach stain facing up and out.
Submerge a white cloth in the diluted color remover. Tap the edge of the bleach stain with the cloth while moving toward the center.
Continue tapping the discoloration until the stain is no longer visible. Hold the clothing under cold running water to rinse the color remover mixture from the fabric.
Launder the garment as you normally would.