As you discussed that you are searching for a solution of molds. According to me the best way to deal with mold is to prevent it. It is not possible to remove mold from an area that will continue to be affected by dampness.
To remove mold from the surface of tile or concrete, you should simply clean the area with a mixture of one part bleach to ten parts water. In this mixture, can add a small amount of dish washing detergent to make the mixture more fragrant. Bleach is only effective way to remove mold on hard surfaces that are not porous. So you can use these tips.