Perfume longevity depends largely on concentration. Parfum, with its high essential oil content—typically 20–30%—offers a dense, lasting scent. Eau de Parfum follows with moderate strength, while Eau de Toilette and Eau de Cologne contain lighter formulations, ideal for short bursts of freshness. Ingredients define endurance. Natural oils such as vetiver, patchouli, and sandalwood tend to cling longer, while synthetic molecules can be engineered for superior stability. Perfumers often blend both worlds—nature for authenticity, science for staying power. Skin chemistry plays a surprising role. Factors like body temperature, hydration, and even diet affect how fragrance molecules interact with your skin. Meanwhile,…