Most of the advice about making a fragrance last longer is genuinely simple, and most of it comes down to where and how you apply it rather than anything you need to buy. A few small habits make a real difference.
Start with moisturised skin
Dry skin does not hold fragrance particularly well. Fragrance oils cling better to skin that has some moisture in it, so applying an unscented body lotion or a light layer of petroleum jelly to pulse points before you spray gives the scent something to hold onto. This is especially worth doing if you have naturally dry skin or you are in a dry climate or season.
Target pulse points
Wrists, the inside of the elbows, the neck and behind the ears all run slightly warmer than the rest of the body, and that warmth helps a fragrance develop and release more steadily over the day. Concentrating your sprays there tends to work better than spraying widely.
One habit some people prefer to drop: rubbing your wrists together after applying. It feels natural, but many people prefer to let the fragrance dry naturally on the skin, so that it develops in the order it was designed to.
Layer, if the fragrance allows it
Some houses sell a matching shower gel or body lotion alongside the fragrance, and using one underneath a spray can extend how long it lasts, since you are building the scent in more than one layer rather than relying on a single application. This is not essential and not always available, but it is worth trying if you already own a matching product.
Reapply with intention, not habit
Rather than automatically topping up every few hours, it is worth checking whether you can still smell it on yourself, bearing in mind that we tend to stop noticing our own scent well before other people do. A single well-placed reapplication, on a pulse point that has properly faded, is often better than several light top-ups throughout the day.
Store it properly
Heat, direct sunlight and humidity all affect how a fragrance ages in the bottle, which in turn affects how well it performs on skin. Keeping your atomiser somewhere cool and out of direct light, rather than on a sunny windowsill or in a hot bathroom, helps it stay true to how it was meant to smell for longer.
None of this is complicated, and none of it requires spending more. It is mostly about giving a fragrance the right conditions, on your skin and in the bottle, to do what it was made to do. If you are still deciding what to wear, how to try a fragrance properly explains how to test one on your own skin, and you can browse designer and niche fragrance samples to try something new.