How To Remove Hard Water Stain From Washable Fabrics

January 25, 2023

Are you tired of looking at stubborn hard water stains on your beautiful washable fabrics? Don't let these unsightly marks ruin the look of your clothes and linens any longer! Discover the simple and effective solution to removing hard water stains and restoring your fabrics to their original beauty. Keep reading to learn how!


Various (depending on mineral content)


These stains appear as a discoloration of the fabric that is usually white or gray in color. They can be gritty or slimy to the touch and may have a slight mineral odor. These stains are caused by hard water deposits or mineral buildup on clothes.


Hot (120° to 140°F)


Hot water helps to dissolve the minerals in hard water and make it easier to remove.

The Science Behind Hard Water Stains

Hard water contains high levels of minerals, such as calcium and magnesium, which can leave behind stains on clothing. When hard water is used for laundry, these minerals can adhere to the fibers in the fabric, leaving behind a buildup of mineral deposits. These deposits can make clothes appear dull, discolored, or have white spots. This is why it is important to use a water softener if you have hard water, to remove these minerals and reduce the likelihood of stains on clothing.

What You'll Need To Get Rid Of Hard Water Stains

  • White vinegar
  • Lemon Juice
  • Borax
  • Dish soap
  • A toothbrush or a soft brush
  • Hydrogen peroxide

Step By Step Process To Remove Hard Water Stains

  1. Mix a solution of equal parts white vinegar and water.
  2. Soak the stained area of the garment in the solution for at least 30 minutes.
  3. If the stain is particularly stubborn, you can also add 1/2 cup of lemon juice to the mixture.
  4. Sprinkle the stain with borax and work it into the fabric with a toothbrush or soft brush.
  5. Allow the garment to sit for an additional 15 minutes.
  6. If the stain remains, mix a solution of 1 tablespoon of dish soap, 1/4 cup of hydrogen peroxide, and 2 cups of water.
  7. Apply this solution to the stain and allow it to sit for an additional 15 minutes.
  8. Launder the garment as you normally would in warm water.
Note: Always check the care label before trying to remove the stain and make sure the garment can be washed in warm water.

In Brief

Hard water stains on clothing are caused by high levels of minerals like calcium and magnesium. To remove the stains, you can use a mixture of white vinegar and water, lemon juice, borax, dish soap and hydrogen peroxide. Soak the stain for 30 minutes, add borax, and then apply the solution of hydrogen peroxide and dish soap. Laundry the garment as you normally would in warm water.

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