Eau de Toilette or Eau de Parfum? While Eau de Toilette contains 5-9% of perfume oil, Eau de Parfum usually contains 8-14%. Eau de Parfums therefore last longer and smell more intense. Natural or synthetic fragrances? Perfumes with natural ingredients often smell different in batches based on the source of the ingredients, while synthetic ingredients usually have consistency in their smell and lasts longer. Notes and different smell after application? Perfumes are often designed with top, middle
