Make-up in regulated by the FDA along with food, over-the-counter drugs, and medical devices. They could stop the sale of any cosmetic product if they see it unsafe. Keeping make-up out of sunlight prevents destroying the preservatives in it.Except for color additives and a few prohibited ingredients, a cosmetic manufacturer may use almost any raw material as a cosmetic ingredient and market the product without an approval from FDA.Nightingale feces is used in geisha facials. It is applied wet and allowed to dry. It’s supposed to diminish wrinkles and said to be a great exfoliator.