How to Clean Grout at Home All one needs is a brush and some baking soda and bleach. Mix the two ingredients to form a thick paste and then apply it onto the grout for 5-10 minutes. In no time at all, the grout will be removed with the aid of gentle scrubbing.
Okay, this stuff is AMAZING! DIY shower cleaner -- vinegar and dish detergent. Don't worry about the brand or color. We used clear store brand detergent and it was GREAT! NO SCRUBBING required. As long as you can tolerate the smell :)
55 Must-Read Cleaning Tips and Tricks (With Pictures)