How to Remove Stubborn Soap Scum from Glass Shower Doors

Soap scum is essentially a hardened cocktail of minerals from your water and fatty acids from your body wash. It bonds to glass with surprising strength, often defying standard spray-and-wipe cleaners. Getting it right means breaking the chemical bond rather than just scraping away at the surface, which could inadvertently leave micro-scratches on your glass panels. Effective cleaning requires patience. If you rush the chemical dwell time, you will find yourself scrubbing until your arm aches. By allowing the acidic component to do the heavy lifting, you ensure the glass returns to a clear, streak-free finish without damaging the hardware or the seals holding the doors in place.

1. Clear the Stage First. Remove all bottles, loofahs, and racks from the shower. Wipe down the frames to ensure you aren't dragging loose debris onto the glass during the cleaning process.
2. Unlock the Chemistry. Combine one part white vinegar with two parts baking soda in a small bowl until it reaches the consistency of thick pancake batter. The mixture will fizz when you first combine them.
3. Coat the Glass Thoroughly. Spread the paste liberally over the glass surface using a non-scratch sponge or a soft-bristled brush. Focus extra attention on the bottom third of the door where mineral buildup is thickest.
4. Let Chemistry Do the Work. Allow the paste to sit on the glass for at least 30 minutes. If the glass dries out, lightly mist it with a spray bottle of vinegar.
5. Scrub Smart, Not Hard. Use a white, non-scratch scrubbing pad to work the paste in circular motions. Focus on sections, rinsing your pad frequently to remove the loosened scum.
6. Dry to Perfection. Rinse the doors thoroughly with hot water from the showerhead. Immediately follow up with a rubber squeegee to remove all water, then buff dry with a clean microfiber towel.