Scum, limescale, soap scum and other dirt are often easily deposited on tile grouts. After a while, the tile grout will turn from white to yellow or black. It not only affects the aesthetics but also potentially creates the risk of mold and bacteria that are harmful to health.

To remove these stains, you can use vinegar and salt. These ingredients are cheap, easy to store and safe for the environment.

Method 1: Use vinegar
Method 2: Use a mixture of vinegar and salt
Method 3: Use baking soda
Method 4: Use borax and hydrogen peroxide
Method 5: Use a specialized cleaner