How To Clean Tile Grout Without Scrubbing. If you don't have natural stone tile, the easiest way to clean grout is with a solution of 1 part white vinegar and 1 part water. Mix the equal amount of hydrogen peroxide and baking soda well.
Take 3½ cups hot water, ½ cup baking soda, and ⅓ cup lemon juice with ⅙ cup of white vinegar. Wait for the vinegar solution to stop bubbling and then scrub the grout with a scrub. First, clean the grout lining with hot water to eliminate dirt and grime.
Cleanser is the secret trick that lies behind cleaning grout without scrubbing.
Put all of these things in a spray bottle. These cleansers that will be recommended are totally different. Spray this solution on the grout and rest it. Use an old toothbrush to apply this paste to the grout and gently scrub it.