How To Clean Toilet Tank Mold?

Useful Guide Line and Personal Experience

Written by Olivia Paxton. Updated on How to clean toilet tank mold

Let’s agree, we don’t look into the toilet tank often. Nevertheless, it can be the source of bacteria if we don’t take care of it properly. 

We happily use our plumbing facilities which create a comfortable life, build additionally saunas and pools.

Most families not only use their bathrooms and restrooms themself but invite friends and visitors to homes as well. So when the time comes to cleaning the advantages used regularly it can make a serious scope of work. 

The water in devices leaves the remains and stains after a long period of usage.

And then you really start to think about toilet cleaning.

Modern science has invented numerous cleaners and disinfectors for toilets, floors and other surfaces.

No doubt there is a wide range of chemicals and aggressive cleaners.

However, we are going to speak about easy and totally safe for the nature way.

How to clean the toilet tank mold with help of vinegar?

Next several approaches will help your kitchen, bathroom and other places porcelain surfaces return their beauty.


  • white vinegar
  • cleaning brush
  • rubber gloves
cleaning toilet tank
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What does vinegar do in toilet tank?

Did you look in the tank after months of usage? If you open the top remains of mold, you will see stains and mineral deposits. From one side it looks like elbow grease which demands time and special means. 

So what you are advised to do is not worrying but open a bottle of natural acid that can easily delete it instead of aggressive for the environment and expensive for the budget cleaners. 


  1. Firstly you need to stop the water in the tank.
  2. After that drain the tank before the procedure.
  3. Pour one bottle of vinegar to clean the toilet tank.
  4. Leave it for one night in case of essential mineral forms.
  5. The vinegar will make deposits softer, fight the mold and fragrances. 

In the morning you can flush the mixture from the tank to clean the construction and pipes as well.

In addition, you get an unpleasant smells fighter during this cleaning procedure.

toilet tank cleaner
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What to do if there are obstinate stains?

Here and there on the white porcelain of toilets appear hard stains during exploitation.

If you don’t use the toilet the problem arises from the water staying inside. Colored rings and remains appear on the surfaces and spoil the look.

To remove them you can clean the toilet with vinegar plus second powerful ingredient – soda!

vinegar in toilet tank
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Important piece of advice

  • Mix these two components (soda and vineagar) to form a paste.
  • Cover the stains with home natural paste and leave for a period of time. 
  • After brush the paste with help of a clean toilet brush plus wash in the end.

 As you can see vinegar and baking soda can not only serve for cooking.

They are your real fighters of serious troubles with porcelain surfaces.

cleaning toilet tank vinegar

For the regular cleaning

You are advised to spray natural helper on the surface of the toilet and leave for 10 minutes before the flush.

More serious stains or other problems you can overcome by the help of a more long period of the vinegar presence.

Leave it for a day or holiday period. 

Plus as we said before adding white vinegar to the toilet tank is necessary not only for removing dirt or deposits but for maintaining the toilet proper functioning as well. So you can regularly add vinegar to clean toilet.

 It’s totally safe for the porcelain but avoid to use it for the metal parts. An acid liquid can cause corrosion. 

How long do toilets last?

With regular hygiene, porcelain toilets will remain working for a 14 years. What can really threaten them is a hard strike.

However time after time you will need to check everything and maybe change some parts like the flapper valve.

Remember to have this natural acid as diluted disinfectant or hard-working mean of cleaning.

Wash down the inner toilet construction and repeat all the procedures when necessary. 

clean toilet tanks
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Now we should speak about some additional points concerning plumbing hygiene:

  1. Some parts of the city can have hard water which creates those mineral deposits significantly intensive. 
  2. The restrooms can be situated in a highly crowded area or in houses of big families, or at public places like a business office, cafe, etc.

You can solve the problem of significantly heavier affection by help of often cleaning procedures.

We recommend doing regular checking of the toilets and look inside the tank.

Look inside the tank and you will get full inspection results. 

Don’t worry about the scope of work or the number of people who can come.

What you need is to follow the golden rule: in case when more affection appears more inspections you will need. 

After the check, you will know what kind of treatment and time the restroom hygiene will take. 

For more convenience, you can calculate the number of a natural agent should be used in the area you are responsible for. It will help you create a stock and use it more handy.

Follow the strategy, that if you want to have the results, cleaning should be regular. After missing the treatments the toilet’s life can be reduced. Plus you create the conditions for black mold growth in your bathroom.

How to be on top of things?

The next optimization advice is to use a calendar for regular managing the things. After making the inspections, you will have enough information and a clear understanding what to do.  In the calendar, you are free to track your steps of work and plan the procedures. 

Prepare the amount of toilet tank cleaner necessary for your home. By the way, you will seriously save on chemicals and aggressive agents.

Adopt these easy steps of brilliant helper white vinegar and enjoy the fresh fragrance and beautiful restrooms. Recommend this totally safe way of treating toilets with a natural agent to your friends. 

How to clean inside the toilet tank? How to do it properly?

how to clean toilet tank
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Check out the Frequently Asked Questions list below

To be ready for anything, you need to know how to deal with the most common problems that one may have with the toilet tank.

Can I use bleach in the toilet tank?

Bleach works perfectly for cleaning toilet tanks. It doesn’t only sterilize its insides but also destroys bacteria. However, it is better not to use it regularly as bleach may damage the plastic and rubber parts of the tank.

Is white vinegar ok for cleaning the tank?

Some people wonder whether they can put white vinegar in their toilet tank. Unlike bleach, vinegar is completely safe for the tank’s insides and it deletes the stains and dirt very well.  How much vinegar do you put in your toilet to clean it? To clean the tank, just pour three cups of vinegar to the tank and leave for half an hour and then flush.

how to get hair dye off wall

Which toilet tank cleaner for septic works best?

There is plenty of cleaning agents for the toilet tank but even at that point, there are several that do their job better than others. To ensure that your tank’s insides will be perfectly clean, use such brands as Clorox, Method Antibacterial, Lysol, Green Works or Better Life. They are safe for the tank and its supplies and are very efficient.

Which toilet tank cleaner for septic works best
Photo by Deeana Creates from Pexels

What if I have hard water?

Hard water tends to leave stains on the inner surface of the tank. In this case, the best toilet tank cleaner for hard water stains will be either Lysol or Clorox tablets, pure Borax or Kaboom Bowl Blaster.

Each of them fights the stain effectively and fast and is safe for the tank. Especially cleaning toilet tank with Borax is very efficient as this agent destroys all the mild and dirt together with bacteria and it contains no harmful chemicals at the same time.

What if I have hard water

Cleaning toilet tank with coke. Is it possible?

You may take it as a joke but coke does work for this purpose! The only thing you must be aware of is that this procedure is not safe for the tank’s insides as cola has acid that corrodes the metal pieces inside the tank. So, even if it survives one or two cleanings, it will hardly be usable after the regular coke cleaning.

Cleaning toilet tank with coke. Is it possible
Photo by Artem Beliaikin from Pexels

Cleaning toilet tank with baking soda

If you prefer natural cleaning methods, use baking soda for the tank. Simply mix two or three big spoons of baking soda and add some water until you get a paste-like substance.

Apply it to the insides of the tank using a sponge and then rinse thoroughly.

baking soda for cleaning grease from the oven
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Cleaning toilet tank with iron out

Iron Out is a well-known stain, mold and rust remover, so, if you have that problem, simply apply it to the insides of the tank according to the instruction. Ensure you remove all the water from the tank before you start and put on protective gloves!

Written by
Olivia shares all she knows about the hotels, houses, and home cleaning with Beezzly readers. And she knows a lot! 15 years of work experience as a Manager in a former Four Season Service gave Olivia an exceptional base of professional knowledge and practical experience.
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If You Put Vinegar in Your Toilet Tank And Flush After 10 Minutes This HappensIf You Put Vinegar in Your Toilet Tank And Flush After 10 Minutes This Happens