Liquid Virgin promises to tighten and constrict your vagina, which "makes every time feel like the first time." Even if that is what women want, the active ingredient, potassium alum, is potentially harmful to the body.
Because of the stigma attached to the word 'vagina,' a new, general word for the female genitalia had to be found. Apparently, the word 'vajayjay' is the most popular stand-in. The word was popularized by Oprah and has gained much cultural use.