When we claim that an item, for instance, a lipstick, can also be used on the eyes and cheeks, we have carried out tests to ensure that the product is approved for that specific use. There are a lot of regulations regarding what ingredients and pigments you can use where. Thus, you cannot take for granted that all lipsticks on the market can be used everywhere. It must be tested and evaluated beforehand to ensure it is safe to use in a certain way.