How long does a perfume last? Perfume longevity refers to the length of time a fragrance remains perceptible on the skin or in the air after it has been applied. Perfume longevity depends on several factors, such as the concentration of perfume oils in the fragrance, individual skin chemistry, and the environment in which the perfume is worn. There are generally four different types of fragrance concentrations: Eau de Cologne: This has the lowest concentration of perfume oils and generally lasts 2 to 3 hours. Eau de Toilette: This has a slightly higher concentration of perfume oils and can last up to 4-6 hours. Eau de Parfum: This has a higher concentration of perfume oils and can last up to 8-10 hours. Perfume or Parfum: This has the highest concentration of perfume oils and can last up to 24 hours or even longer. However, it's important to keep in mind that these are just general guidelines and the actual longevity of a fragrance can vary depending on individual factors. For example,...