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Effectiveness On Various Surfaces
Customers have mixed positive experiences with the ACTIVE Mold Stain Remover Gel Cleaner's effectiveness on various surfaces, particularly on shower caulking, bathroom grout, and shower tiles. Some report excellent results after letting it sit for extended periods of time, while others express surprise at its ability to remove stains that other products couldn't.
Mold Stain Removal Effectiveness
Customers have mixed opinions on the mold stain removal effectiveness of the ACTIVE Mold Stain Remover Gel Cleaner. While some customers were thrilled with its ability to remove mold stains from various surfaces, others found it only partially effective and had to repeat applications or resort to replacing affected areas.

Highlights
Quality
Take the chance, add to your cart, you will not be disappointed by the results!
I had only done about 1/4 of the shower as a test so i applied it to the entire shower and again got good results.
The instructions do warn about contact with fabrics - i put an old towel down at the front of the machine to catch any drips an... Read More
The application instructions say wait 3-5 hours until completely dry, but i walked back into the bathroom in under an hour to s... Read More
Price
My one knock is that it’s a small bottle for the price.
Competitiveness
I've used tilex several times and it worked where the tiles sprayed.
Overview
- How are reviewers describing this item?
tried. - Our engine has profiled the reviewer patterns and has determined that there is minimal deception involved.
- Our engine has discovered that over 80% high quality reviews are present.
- This product had a total of 4,296 reviews as of our last analysis date on Mar 11 2025.
Helpful InsightsBETA
Posted by a reviewer on Amazon
I had stubborn mold that began to grow along the grout line in our shower as the result of our shower not being properly sealed by the previous owner after being retiled
Posted by a reviewer on Amazon
I had black grout right outside my shower that i’ve tried everything on
Posted by a reviewer on Amazon
I had assumed i would just have to scrape all the grout out and regrout
Posted by a reviewer on Amazon
Used it in my washer on the rubber ring where it was showing signs of mold and had a nasty smell
Posted by a reviewer on Amazon
Ive lost track of how many cleaners ive tried to remove black mold in the corners of the shower and how many hours of scrubbing with every kind of brush
Posted by a reviewer on Amazon
Nothing helped until i used this active mold stain remover
Posted by a reviewer on Amazon
It started out more liquid so be sure to shake it up
Posted by a reviewer on Amazon
It looked like clear caulking after application while waiting
Review Count History
Price History
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