I am one of those people who can barely make it through the day after washing my hair before it begins to get greasy. Over the years I had tried all sorts of things to deal with this, including stretching out the days between washes (which I mention specifically because it's been said to me too many times to count!), but nothing helped. I never liked the idea of aerosol dry shampoos so for years I made my own simple cornstarch and cocoa powder version thinking that was proba