The phrase "lipstick on a pig" is a metaphor that means making superficial or cosmetic changes to a product in a futile effort to disguise its fundamental failings. It is often used to describe a bad product that is being marketed as good. The phrase has been used for centuries in various forms, including "you cant make a silk purse from a sows ear". The "lipstick" variant of the phrase is more modern, and the first recorded uses of "putting lipstick on a pig" are later.
There are no specific product details, positive or negative aspects, or ingredients or materials associated with the phrase "lipstick on a pig." It is a metaphorical expression used to describe a situation where someone is trying to make something bad look good.
