Black shower seals, the foolproof method to make them shine like before again | March 22, 2025

Black grout in your shower is a concern if you didn’t consciously choose a dark color. Usually, it’s a sign that mold or mildew is growing, which is dangerous to your health.

You can avoid this, but despite our best efforts, incidents can happen! If you see brown spots on your joints, simply clean them.

How to clean black grout? Here are some effective natural methods that will help you whiten and clean your grout again.

Baking soda to whiten grout
Baking soda is an excellent ingredient to remove dirt from grout and make it completely white. This natural and inexpensive substance is widely used in household chores because of its effectiveness.

Suitable for not scratching tiles and gently degreasing them and making the joints white again. Here’s how to use it:

Mix baking soda and warm water into a thick solution.
Apply the mixture to the joints and let it soak in
for about 30 minutes. Scrub thoroughly with an old,
stiff toothbrush. Remove dirt with a
clean, damp microfiber cloth. Thanks to the abrasive action of the toothbrush, the baking soda works on the joints and removes even the most stubborn grease stains, including black spots that form on shower tiles.

Vinegar for cleaning shower joints

Another good alternative to remove dirt from shower tile grout is white vinegar. Here’s how to use it:

Prepare a solution of vinegar and warm water
Pour the liquid into a nebulizer and spray directly on the areas
to be treated Leave to soak
for 10/15 minutes Rinse with a
damp cloth The product can also be used effectively against mold and all types of dirt that have accumulated between the joints of bathroom tiles.

Clean grout with
potato starch Potato starch is effective against black spots and also works against the most stubborn dirt. To prepare a perfect solution to remove black spots, you need to mix 1 tablespoon of starch with 1 liter of warm water and put the mixture in a spray bottle.

Spray the product obtained between the joints, leave it to act for about half an hour, then remove the encrusted dirt with a clean, damp cloth.

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