First, flush the toilet and then pour a quarter of a cup of Borax into it, using your toilet brush to swish it around. Next, add one to two cups of vinegar and let the mixture sit for 20-30 minutes. You should be able to scrub the stains away and flush the toilet to reveal a fresh, and clean bowl.
The best way to clean toilet stains from tough mineral buildup is with lemon juice or any source of citric acid. Spray on the lemon juice and leave it overnight. Then spay on another light layer and wait a few minutes before scrubbing your toilet. Flush to rinse away the stain.
How do you clean a badly stained toilet? White vinegar is a good remedy to clean stubborn toilet stains. Pour a 120ml bottle of white vinegar into the toilet bowl and put down the lid. Don't use or flush the toilet for eight or so hours, then use a toilet brush to scrub.
Vinegar is a natural acid that can dissolve calcium deposits. You can pour vinegar into the toilet bowl and let it sit for a few hours before scrubbing with a toilet brush.
The contaminants notorious for causing brown stains in toilet bowls are iron, manganese and sulfur. These pollutants can also produce iron bacteria, manganese bacteria and sulfur bacteria, which also can produce brown stains.
Best Toilet Cleaner for Stains: White King Toilet Gel
The specially-formulated liquid works in 30 seconds to kill 99% of germs – even under the rim, around the bowl, and in the S-bend. White King's gel works to clean rust stains, hard water stains, and other dirt, all while being safe for septic systems.
The muriatic acid will absolutely remove the hard water deposits that are trapping the stains.
A much better solution is to use some WD-40 Multi-Use Product. Most people don't know that WD-40 can solve many of their household cleaning needs quickly and easily. When cleaning a toilet bowl, WD-40 works by softening the rust and lime deposits, so they can be easily wiped away. You don't need to use much of it.
Grab some gloves and use a Magic Eraser to go to town on toilet bowl stains. Some users even recommend cutting a piece off and letting it dissolve the bowl to remove that unsightly ring all on its own.
Use Coke specifically when you need to remove problem stains like limescale or rust. If you want to avoid the risk of tinting your toilet with Coke, a light-colored carbonated soft drink such as 7UP or tonic water will also suffice.
Cleaning with a mixture of baking soda and vinegar in the bathroom can work really well. To clean your toilet with vinegar, pour a cup of vinegar in the toilet bowl and let sit overnight. The next morning, sprinkle a little baking soda into the bowl, scrub, and then flush clean.
If the clog still seems to be intact, start over at step 1 and repeat the process a couple of times. For extra-stubborn clogs, you can let the fizz mixture sit overnight or combine this method with plunging.
Make a paste by mixing 1/2 cup of Borax and enough vinegar to form a thick paste. Spread the paste immediately onto the hard water stains in the toilet so they are completely covered by the paste. The Borax will harden quickly so don't add the vinegar until you are ready to apply the paste.
In this case, a basic toilet cleaning product may not be enough, and you will need to use undiluted bleach. As a one-stop cleaning solution, pour one cup of bleach around the bowl. Then tackle every inch with a toilet brush or a handheld scrub brush. Let it sit for five minutes, then flush.
For extra-stubborn clogs, you can let the fizz mixture sit overnight or combine this method with plunging. If your toilet remains clogged or continues to get clogged, this may be an indication of plumbing problems such as mineral buildup or pressure issues.
Pour one cup of baking soda into the clogged toilet, and then chase it with the hot water/vinegar mixture. Leave the volcano mix to do its job, checking in about 30 minutes. In most cases the clog will have come apart, and a simple flush with send it all down the drain. Plus your toilet bowl will be cleaner!
Vinegar and baking soda produce that oh-so-familiar chemical reaction that powers through buildup and loosens tough stains. While it might seem like it's chewing its way through grime, it's not powerful enough to damage the porcelain finish of the toilet bowl.
"The biggest don't when it comes to toilet tanks is bleach—do not use bleach or products containing bleach inside the tank, as it can corrode the internal parts of your toilet. If you are aiming to remove tough stains from the tank, I also recommend white vinegar diluted with water."
Pour enough white vinegar into a small bowl to submerge the stain area of the clothes. Allow the stain to sit and soak for 30 minutes.
Citric acid is very commonly used to clean toilets. This is because It smells pleasantly fresh and is less pungent than vinegar. Mix two to three tablespoons of citric acid powder with one litre of water – always add the water to the bucket before the citric acid to avoid splashes.
Hydrogen Peroxide and Vinegar
“Combining these two creates peracetic acid or corrosive acid, an irritant that, in high concentrations, can harm the skin, eyes, throat, nose, and lungs,” says Bock.
Don't mix hydrogen peroxide and vinegar together in the same mixture. This can create peracetic acid, which may be toxic and can irritate your throat and lungs, eyes and skin. You can, however, alternate spraying hydrogen peroxide and vinegar on a surface. Just make sure to wipe the surface between sprays.