5 Best Grout Cleaners - Mar. 2021 - BestReviews
For the safest results, choose an oxygen bleach-based cleaner that’s organic, that’s fragrance- and dye-free, and that contains FDA-approved food-grade-quality ingredients. Grout color. Some grout cleaners aren’t suitable for use on all colors of grout. In particular, oxygen bleach-based formulas can sometimes discolor colored grout.