What is the best DIY shower grout cleaner?

Author: Jayne Bergnaum  |  Last update: Sunday, January 11, 2026

DIY Grout Cleaner Make a spreadable paste with 3/4 cup baking soda with 1/4 cup hydrogen peroxide and 1 tablespoon of mild dish soap. Add more baking soda or peroxide if the mixture is too runny or thick. Put about two teaspoons of cream of tartar in a bowl. Add enough lemon juice to make a thick paste.

What is the best homemade grout cleaner for showers?

The formula was easy: 1⁄2 cup baking soda, 1⁄4 cup hydrogen peroxide (it didn't specify the percentage; we had 3% on hand, which is a standard dilution), and 1 teaspoon dish soap. The directions said to ``spray'' the mixture onto the grout, hang tight for a couple of minutes, give it a scrub, then rinse.

Is vinegar or hydrogen peroxide better for grout?

Straight up distilled white vinegar kills about 80% of mold and you don't have to worry about it going bad like hydrogen peroxide. I keep a spray bottle in my bath and just spray down the grout afterwards. The vinegar smells dissipates fairly quickly.

What do professionals clean grout with?

Professionals often use steam to loosen the dirt and other particles trapped in the grout without needing to scrub manually. While every steam cleaning machine is different, you'll follow this basic process to clean grout lines: Use a steam cleaner with a small nylon brush attachment.

Will hydrogen peroxide damage shower grout?

Hydrogen peroxide won't damage normal tiles or colored grout. However, you shouldn't use it on polished marble. Cleaning with hydrogen peroxide and baking soda is a great way to remove stubborn stains from your grout.

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What should you not use to clean grout?

Chemical cleaners, such as, Tilex, Soft Scrub, Scrubbing Bubbles, or ammonia products will nearly always result in your tile surfaces' grout becoming very discolored.

How to clean grout that has turned black on a shower?

One way to clean and whiten the grout is by use of hydrogen peroxide and baking soda. Mix the two ingredients to create a thick paste. Then, using a brush, spread the paste on the mold-affected grout and let it work for 5-10 minutes. Scrub the grout with a firm bristle brush and repeat if there is still visible mold.

What is the absolute best way to clean grout?

For floors, steam mops are highly effective for cleaning grout. Just like the handheld steam cleaner we tested, a steam mop can clean and sanitize your tile and grout without resorting to harsh chemicals.

How to clean shower grout without scrubbing?

Mix 3.5 cups hot water, 3 tbsp of lemon juice, 1/2 cup Baking Soda, and 1/6 cup white vinegar. Using a spray bottle, apply the mixture along the grout itself, making sure it's totally saturated. Let it soak in. After about one hour, spray the grout one more time and then mop it all away!

What is the best cleaner for shower tile grout mold?

The combination of one-part hydrogen peroxide to two parts washing soda will adhere to your grout tiles rather than dripping away imediately. The thick combination of these powerful ingredients will adhere to the grout lines in your shower without dripping away and spot-treat areas affected by mildew and mold.

Does OxiClean clean grout?

If you're trying to clean grimy grout between your bathroom shower or floor tiles, then OxiClean™ bathroom cleaners are here to help! They get rid of grout stains on vertical and floor tiles for a refreshed bathroom.

What is a 3 ingredient grout cleaner?

Arguably the most common homemade grout cleaner, a mixture of baking soda, hydrogen peroxide, and dish soap works best for kitchen and shower tile since the paste is easy to rinse out.

How do I get my shower grout white again?

Baking powder is actually a tried-and-true way to clean bathroom grout. First, mix some baking powder with water to create a thick paste. Then apply this paste to the grout and let it sit for about an hour. The grout can then be rinsed with clean water and any reside that remains can be wiped away with a cloth.

Can you mix hydrogen peroxide and baking soda and vinegar?

If these chemicals are kept in a sealed container for a long time, it can cause a small explosion because the carbon dioxide will try to escape. So, while you can use baking soda, hydrogen peroxide, and bleach on their own for cleaning purposes, we recommend that you avoid mixing them with vinegar.

What is the best homemade tile grout cleaner?

If you prefer cleaning grout with a DIY mixture, make a paste of 3/4-cup baking soda, 1/4-cup hydrogen peroxide and 1 tablespoon of mild dish soap. Apply the paste to the grout with a grout brush and scrub the grout.

What removes black mold from grout?

Bleach is the most effective method for removing mold from shower grout. Method One: Make a solution of one-part bleach and four-parts water, and put it in a spray bottle. Spray the affected area and scrub with a brush after 30 minutes. Rinse with water and repeat if necessary.

Does vinegar damage grout?

White vinegar is an acidic solution that can etch or corrode some tiles, particularly those made from natural stone or unglazed ceramic. The acid in white vinegar can also weaken and deteriorate certain grouts over time, particularly if the grout is already damaged or in poor condition.

What do professionals use to clean grout?

What do professionals use to clean grout? Whether you believe it or not, most professionals use a solution of white vinegar and water with a 1:1 ratio. This solution is often more effective than dedicated Ph-neutral grout cleaners.

Does hydrogen peroxide damage grout?

In most cases, hydrogen peroxide is safe for cleaning grout, as long as it's used correctly and in moderation. However, some grout types, like colored or older grout, may be more sensitive to chemical cleaners. Always test a small, inconspicuous area first to ensure there are no adverse reactions.

Can I clean grout with Dawn?

If you're a die-hard DIYer, using Dawn dish soap alone can be a safer option for mild cleaning. Dilute a small amount of Dawn in warm water, scrub the grout with a soft brush, and rinse thoroughly. However, this method is less effective for tackling stubborn stains or deep-seated grime.

How do I clean my shower without ruining grout?

For another way to clean shower tile grout, pour some hydrogen peroxide into a spray bottle. Spray it on the grout or make a paste of hydrogen peroxide and baking soda in a bowl. Scrub, rinse or sponge with fresh water and repeat if needed. Tip: Be careful cleaning around caulking.

Why does shower grout turn black?

As mold and mildew grow, they produce enzymes and acids that break down the structure of the grout. Their growth can also result in dark or discolored patches on the grout.

Is goo gone safe on grout?

It works on the tile and the grout, effectively cleaning everything from hard water stains to mold and mildew stains to soap scum.

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