How To Remove Chalk Stain From Washable Fabrics

January 23, 2023

Chalk stains can be a real pain, but don't let them ruin your clothes. In this guide, we'll show you a simple and effective way to remove chalk stains from washable fabrics. With our expert tips, you'll be able to restore your clothes to their original condition in no time. Keep reading to learn the secrets of removing chalk stains from any washable fabric. Say goodbye to unsightly chalk stains and hello to fresh, clean clothes.




A white or light grey stain with a powdery or chalky appearance.


Cold (65° to 75°F)


Cold water helps to prevent the chalk from causing further damage to the fabric.

The Science Behind Chalk Stains

Chalk stains clothing because it is made of a substance called calcium carbonate, which can react with the acidity in sweat or other liquids to form a compound called calcium acetate. This compound can bond with the fibers in the fabric, creating a stain that is difficult to remove. Additionally, chalk particles can physically embed themselves into the fabric fibers, making the stain even harder to remove. To prevent chalk stains, it's best to avoid wearing clothes that are prone to staining, such as light-colored or delicate fabrics, when using chalk. Also, try to remove any excess chalk before it has a chance to come into contact with sweat or other liquids.

What You'll Need To Get Rid Of Chalk Stains

  • Liquid laundry detergent
  • White vinegar
  • Baking soda
  • Hydrogen peroxide
  • A stiff-bristled brush
  • A spray bottle
  • Laundry pre-treatment stain remover

Step By Step Process To Remove Chalk Stains

  1. Begin by checking the care label on the garment to determine the appropriate water temperature and cycle for washing.
  2. Apply a small amount of liquid laundry detergent directly onto the stain, and gently rub it in with a stiff-bristled brush.
  3. Make a solution of equal parts white vinegar and water in a spray bottle. Spray the solution generously over the stain and let it sit for 5-10 minutes.
  4. Sprinkle baking soda over the stain and gently rub it in with the brush.
  5. For tough stains, mix a solution of 1 part hydrogen peroxide and 1 part water in a spray bottle and spray it over the stain.
  6. Launder the garment according to the care label instructions, using the appropriate water temperature and cycle.

Note: If the stain is still present after the initial treatment, it's best to use a laundry pre-treatment stain remover before laundering the garment. It's also important to note that hydrogen peroxide can cause discoloration on some fabrics, so it's recommended to test it on an inconspicuous area of the garment before using it on the stain.

In Brief

Chalk stains clothing due to its calcium carbonate content which reacts with acidity to form a difficult-to-remove compound. To remove chalk stains, use a combination of laundry detergent, white vinegar, baking soda, hydrogen peroxide, a stiff-bristled brush, a spray bottle, and laundry pre-treatment stain remover. Make sure to follow the care label instructions and test hydrogen peroxide on an inconspicuous area before using.

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