Why does perfume change color?
Understand how light, air, heat, formula and packaging can affect perfume color, and what a color change cannot prove.
FRAGRANS SCENT JOURNAL
Longevity
12 articles · How long perfume lasts on skin and what affects its longevity.
12 articles
What is a carrier oil in oil-based perfume?
Learn what carrier oils do, how jojoba and caprylic/capric triglyceride differ, and why oil alone cannot predict longevity.
Perfume expiration date and the open-jar symbol
Learn the difference between minimum durability, period after opening and batch codes on perfume packaging, with EU and FDA sources.
What is an odor detection threshold in perfumery?
Understand detection thresholds, how they are tested, and why sensitivity, recognition, intensity and longevity differ.
What is mukhammariya, and how do you use it on hair and body?
Understand oil and cream mukhammariya, intended surfaces, careful application and why the specific label matters.
Is perfume maceration the same as aging a bottle at home?
Understand controlled production maturation, home storage and what chemical studies can and cannot tell you about a finished perfume.
What is a fixative in perfume?
Learn how a fixative may alter fragrance evaporation, what experiments show, and why it cannot guarantee a set wear time.
How should you apply perfume?
Apply perfume in measured sprays to clean, intact skin and let it dry. A clear guide to spray distance, placement, rubbing, clothes, reapplication and sensitive skin.
How does fragrance concentration affect longevity?
Does EDP always last longer than EDT? Understand how concentrate, formula, skin, carrier and dose influence fragrance longevity without false hour guarantees.