Fathimah, yes, that and deodorant.Sadly, the use of soap, deodorant and washing powder for clothing does not seem particularly popular with some people.
They seem to think that plain water is enough...People , please do realize..it is NOT enough!
Oh, and after eating copious amounts of onions and garlic, it is advisable to brush your teeth(with toothpaste) or chew some gum!