Published on July 17, 2025 by Leak Experts

Do you have hard water at home? You probably do if you’ve noticed white stains or chalky residue on your faucets, showerheads, or bathroom tiles. These spots are caused by calcium and other mineral deposits left behind by hard water. While this buildup doesn’t pose any health concerns, it can become an eyesore and may eventually damage the finish on surfaces like tile, glass, porcelain, and metal. Fortunately, you can remove calcium buildup and bring back the clean look of your home fixtures.

Want to prevent calcium and other mineral buildup in the future? Contact Leak Experts USA to learn more about installing a water softener system in your home.

What Removes Calcium Buildup?

To stop mineral stains from becoming a major problem, it’s best to clean them as soon as you notice them. Over time, calcium can eat into surfaces and cause corrosion or even reduce the lifespan of your plumbing fixtures. The good news is that removing these deposits is simple, and you likely already have most of what you need at home. Items like vinegar, lemon juice, baking soda, mild cleaning agents, paper towels, rubber bands, and a toothbrush can all be helpful. Gloves and protective eyewear are also good to have on hand, especially if you’re using any strong cleaning products.

What Will Dissolve Calcium Deposits?

When it comes to dissolving calcium buildup, there are several safe and effective options. Lemon juice is a natural acid found in most kitchens and works especially well on metal fixtures. Squeeze a few lemons and pour the juice into a spray bottle to apply directly to the buildup. Just be careful not to get any juice in your eyes while handling it.

White vinegar is another common household product that works wonders on hard water stains. Soaking rags or paper towels in vinegar and wrapping them around the affected areas can help break down calcium over time.

For more serious buildup, a product like CLR (Lime and Calcium, and Rust Remover) can be very effective. This is particularly useful for toilets that develop rings around the waterline.

Another option is muriatic acid, which is much stronger and typically used in cases where there is heavy calcium buildup, such as in calcium buildup in pools or toilet bowls. Because it is highly corrosive, it’s important to handle muriatic acid with care. Wear proper protection and consider leaving this step to a professional if you’re not experienced with harsh chemicals.

How to Remove Calcium Buildup

Faucets and Showerheads

To clean buildup on faucets or showerheads, try tying a bag filled with vinegar around the fixture using a rubber band. Let it soak for a few hours to loosen the calcium. If you want a deeper clean, remove the showerhead or aerator completely and soak it in vinegar or your chosen cleaner. After soaking, scrub it with a toothbrush and wipe the area clean. Even though vinegar is not a harmful substance, it’s best to do this when children are not nearby, just to be safe.

Sinks, Bathtubs, Porcelain Toilets, and Ceramic Tile

To clean sinks, bathtubs, ceramic tiles, and porcelain toilets, you can use a combination of warm water, mild soap, white vinegar, and baking soda. First, clean the area with soap and water to remove as much residue as possible. Dry the surface with a towel. Then mix baking soda and vinegar to make a paste and apply it to the stained areas. Let the paste sit for a few minutes so it can break down the mineral buildup. Afterward, use a damp sponge to wipe it off.

Drains and Pipes

Calcium deposits don’t just affect visible surfaces. They can also form inside your drains and pipes, reducing water flow and water pressure over time. If left untreated, this buildup can lead to clogs or even the need to replace sections of your plumbing system. One way to avoid this is by installing a water softener, which reduces the amount of calcium and magnesium in your water supply. This not only helps your fixtures but also protects your plumbing system.

While drain cleaners like CLR can be used for temporary relief, they’re not ideal for long-term use. Many of these cleaners contain strong chemicals that are harmful to your skin and should be handled with caution.

Glass Shower Doors

If you have a glass shower door, you may have noticed cloudy spots where water has dried and left behind mineral traces. These stains can be cleaned using a solution of equal parts white vinegar and water. Spray it onto the surface and let it sit for about fifteen minutes. Then wipe it down with a clean cloth.

If you’re not a fan of the vinegar smell, another option is to mix baking soda with water to create a paste. Apply it to the glass and rinse it off with water afterward.

Final Thoughts

Although calcium buildup isn’t dangerous, it can affect your home’s appearance and cause long-term damage to fixtures and plumbing. Fortunately, simple solutions like vinegar, lemon juice, and baking soda can help you remove these stains and keep your surfaces looking clean. If you want to prevent the problem from returning, consider installing a water softener system in your home. Calcium buildup doesn’t have to be a permanent problem. With just a little effort and the right approach, you can keep your faucets, tiles, and pipes free from hard water residue. For expert help or to install a water softening system, contact the professionals at Leak Experts USA today or dial (702) 745-5571. Follow us on Instagram for regular updates!