Baking soda cleans and polishes tiles in one go: use it like this

Among the most effective methods for cleaning floor joints, bicarbonate is always mentioned. Applying this method is very simple: create a creamy solution by mixing baking soda and water, then use a hard sponge to rub it between the joints. Remove with a clean cloth, then rinse with plenty of water.

Hydrogen peroxide

As strange as it may seem, hydrogen peroxide is also a great help in cleaning and whitening grout. Simply pour a little hydrogen peroxide between the grout and clean with a sponge or toothbrush.

White vinegar

Probably the most effective natural product for cleaning grout, white vinegar also has antibacterial properties that can disinfect it. In this case, you have two options. The first is to dip a toothbrush in vinegar and clean the grout. Or, mix equal parts baking soda and water and spray the solution between the grout. In both cases, let it sit for 10 minutes before rinsing.

In all cases, a little patience is required, especially if the joints are very dirty . Remember that after cleaning the joints, it is necessary to wash the floor to be sure that all residues have been removed.