4. Using Epsom Salts
Epsom salt works well to eliminate germs and make the grout look white again. Using a moist towel and coarse salt, clean the joints. Let it sit overnight and then rinse the following day.

5. The Borax
Supermarkets carry borax, a natural deodorizer and disinfectant. Using a sponge or brush, make a paste out of borax and water to clean the joints.

In summary

It is simple and affordable to whiten ceramic joints with these all-natural and efficient substances. Recall to rinse well after using them and to try them on a small area first. Your ceramic floors may be made to look beautiful again with a little work.