Can you use WD-40 in the shower?

Author: Denis Kutch  |  Last update: Thursday, August 21, 2025

A quick once-over with a cloth sprayed with WD-40 is great for removing soap scum from shower doors and can also prevent mildew from returning. It's also a great way to clean the grout between your bathroom tiles, remove stubborn stains from your toilet bowl, and rust stains on porcelain caused from aerosol cans.

Does WD-40 get rid of limescale?

You can also spray WD 40 in the bathroom or sink to deal with the same issue. It will get rid of hard water stains and limescale and make your toilet look much brighter.

What is the best thing to clean showers with?

For hard-core soap scum, a mixture of isopropyl alcohol, vinegar, water, and a small amount of Dawn dish soap will be the most effective. Let it sit for at least a minute, then scrub with a sponge.

What should you not use WD-40 on?

7 places to never use WD-40 — you'll be surprised
  • Hinges. (Image credit: Shutterstock) ...
  • Bike chains. (Image credit: Shutterstock) ...
  • Locks. (Image credit: Shutterstock) ...
  • Polycarbonate and clear polystyrene plastic. ...
  • Sensitive electronics. ...
  • Wax polishes and some wax coatings. ...
  • Anything that comes into contact with food.

What is WD-40 used for in the bathroom?

WD-40 is known for its lubricating and water-repelling properties. Some swear by it for removing mineral buildup and tough stains in toilets.

16 Uses for WD-40 Everyone Should Know

Can you use WD-40 on a shower?

You probably didn't know you could use WD-40 for bathroom cleaning, but because it's a lubricant that's not as harsh as most chemicals you use in the bathroom, it's great for getting rid of hard water stains and other stubborn stains without harming your surfaces.

Does WD-40 waterproof?

No WD will not water-proof your boots. It will turn them into a dirt collecting mess. You can buy a water-proofing spray to achieve the effect you want.

Is WD-40 safe to use indoors?

WD-40® Multi-Use Product, America's #1 multi-purpose lubricant, isn't just for the job site, your garage, or the outdoors. Get a can for inside your home and tackle indoor projects with ease. Remove crayon from surfaces, such as tile, walls and more. Help remove broken keys from locks.

What is the WD-40 trick?

Cut down on snow shoveling time with this neat trick: Spray the original WD-40 formula on both sides of your shovel before you start. Watch snow, ice and slush slide off the surface. No more stopping every few steps to dislodge built-up snow from your shovel.

Can I use WD-40 to lubricate door locks?

Should I use WD40 to lubricate door locks? The simple answer is you should not use WD40 to lubricate locks. WD-40 is one of the solvent-based lubricants and does not contain any lubricant and over time can make your lock even stickier by gumming the lock up.

What is the fastest way to deep clean a shower?

The chore is made far easier by using a top-quality shower tile cleaner.
  1. Spray Shower with Cleaner. Spray shower tiles with a commercial tile cleaner or a mixture of equal parts vinegar and dish soap.
  2. Let Sit and Scrub. ...
  3. Rinse and Wipe Dry. ...
  4. Clean Grout.

What is the cleanest thing to shower with?

In fact, LovelySkin CEO and board-certified dermatologist Dr. Joel Schlessinger recommends cleansing skin with your hands over a shower loofah or washcloth.

How do professional house cleaners clean showers?

Over time, the shower tiles and grout accumulate soap scum, hard water stains, grime, etc. Professionals apply a combination of warm water and liquid dish soap on the tiles and scrub with a brush. Then wash the spot thoroughly to make it look sparkling clean.

Does WD-40 really clean shower glass?

A quick once-over with a cloth sprayed with WD-40 is great for removing soap scum from shower doors and can also prevent mildew from returning. It's also a great way to clean the grout between your bathroom tiles, remove stubborn stains from your toilet bowl, and rust stains on porcelain caused from aerosol cans.

Does WD-40 remove calcium deposits on faucets and showers?

Remove limestone stains with WD-40!

Spray the product directly on the faucet, showerhead, or sink and then wipe it with a cloth or an old toothbrush. It tackles the most stubborn limescale deposits quickly. Using the WD-40 Multifunction product also serves two more benefits.

What dissolves thick limescale?

White vinegar

The mild acid can dissolve limescale and disinfect. All you need to do is pour a generous amount of white vinegar down your toilet bowl, let it soak in overnight, then scrub with a brush. Then flush to rinse, and voilà, your toilet is back to its former whiteness!

Does WD-40 clean grout?

A light coat of WD-40 on a cloth can help remove soap scum from bathroom tiles and prevent mould and mildew. It can also be used to clean grout. Whilst WD-40 can be used effectively, we recommend using a dedicated tile cleaner such as LTP Multipurpose spray.

Why do people put WD-40 in the fridge?

WD-40 helps you remove mold, rust, and rancid odors from your refrigerator.

What does WD-40 do for toilets?

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.

What happens when you spray WD-40 up a faucet?

Just take a can of WD-40 (preferably one with a long flexible hose) and spray it inside of your faucet. The WD-40 will loosen up the hard water and make the diverter work as smoothly as day one. The same goes for a hard to turn shower knob, a sprits of WD-40 and it will work like brand new.

What are the side effects of WD-40?

Symptoms of Overexposure Inhalation (Breathing): May cause anesthesia, headache, dizziness, nausea and upper respiratory irritation. Skin contact: May cause drying of skin and/or irritation. Eye contact: May cause irritation, tearing and redness.

What is WD-40 good for around the house?

With over 2,000 confirmed uses, WD-40 is a nearly magical tool that can solve many household problems. From protecting metal from rust, lubricating almost anything, and removing tricky substances like crayon, gum, wax and residue, WD-40 can be a go-to solution for bikes, cars, and your home.

Should you wear a mask when using WD-40?

Always spray away from your face. Skin Protection: Avoid prolonged skin contact. Chemical resistant gloves recommended for operations where skin contact is likely. Respiratory Protection: None needed for normal use with adequate ventilation.

Does WD-40 draw out moisture?

The famous blue and yellow can has five functions and comes in a variety of sizes. Use it to: 1. Drive Out Moisture: Because WD-40 Multi-Use Product displaces moisture, it quickly dries out electrical systems to eliminate moisture-induced short circuits.

Why do people spray WD-40 on new boots?

Pro-Tip: To add extra water resistance to leather work boots, apply a coating of WD-40 Specialist® Silicone and keep your boots dry in rain, snow, and moderately wet conditions.

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