Cover From floral and woody notes to citrus and spices, every scent shapes mood and memory, becoming a signature of personal identity
From floral and woody notes to citrus and spices, every scent shapes mood and memory, becoming a signature of personal identity
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Discover how scent influences memory, emotion, and personal identity, and why choosing the right fragrance is key to authentic self-expression.
Of the five senses, smell offers the shortest path to primal human emotions. This transmission bypasses rational thought entirely, reaching the limbic system, the emotional brain, where primitive memories, instinctive reactions, and subconscious behaviours are stored. Unlike sounds or images, which the brain must process through many layers of logic, scent arrives as raw, undistorted data. A single note can evoke a moment, a memory, or simply ease a tense mental state. Understanding your own olfactory group is therefore more than a way to choose a perfume; it is the first step towards selecting a more authentic and complete way of life.
See more: Diptyque elevates interior rituals with a diffuser that speaks the language of scent
Decoding the individual olfactory group
According to olfactory neurologists, each person is born with a tendency to respond to certain scent groups, rather than being entirely shaped by habits or environment.
The neural map of emotions reveals that each sensory region of the brain interacts with specific scent groups in distinct ways. The amygdala, which processes fear and instinctive responses, is sensitive to spicy and pungent aromas such as pepper, nutmeg, or smoke. The hippocampus, which links long-term memories, responds readily to evocative scents like woods, leather, and resins. The orbitofrontal cortex, responsible for judging preference and satisfaction, reacts strongly to sweet notes such as vanilla, ripe fruit, and amber. Meanwhile, the insula, the centre of cognition, is attuned to herbal, tea, and white floral scents. This division explains why each scent group evokes particular emotional states, contributing to the layered, personal experience of fragrance.
Above The experience of scent is gradually being widely applied in living spaces and art (photo: Le Grand Musée du Parfum, Paris, France)
The experience of scent is gradually being widely applied in living spaces and art (photo: Le Grand Musée du Parfum, Paris, France)
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Identifying your dominant olfactory region allows you to personalise your scent choices according to your needs: to balance your mood, support concentration, recover from fatigue, or simply evoke a sense of familiarity.
Major odour groups and associated emotional zones
Floral scent
This fragrance is linked to the inner senses. When you wish to create a quiet space for writing, reading, or resting, floral notes calm the nervous system, enhancing your ability to observe your inner world. It is not designed for fun, but for moments of precious silence.
Above Floral notes, a highlight commonly used in essential oil preparation, bring a pleasant, gentle and refreshing feeling to feminine girls (photo: Skinstar)
Floral notes, a highlight commonly used in essential oil preparation, bring a pleasant, gentle and refreshing feeling to feminine girls (photo: Skinstar)
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Citrus–berry scent (bergamot, green apple, currant)
This fragrance group engages the prefrontal cortex: the brain’s energy centre. It stimulates alertness, making it ideal for starting the working day or for spaces that require a sustained flow of creativity without causing fatigue.
Above Fresh citrus notes, placed in the workspace, awaken the senses and inspire creativity (photo: oudambermusk)
Fresh citrus notes, placed in the workspace, awaken the senses and inspire creativity (photo: oudambermusk)
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Woody notes (cedar, sandalwood, cashmere wood)
This fragrance group corresponds to the long-term memory area, fostering a sense of stability and control. Woody notes not only stabilise the mood but also define presence and poise. They are often chosen for quiet workspaces or meetings where a composed demeanour is required.
Above Woody notes create a stable emotional environment, contributing to enhancing inner calm, reducing stress and building confidence (photo: Aesop)
Woody notes create a stable emotional environment, contributing to enhancing inner calm, reducing stress and building confidence (photo: Aesop)
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Spices – Oriental (cinnamon, star anise, agarwood, amber)
A scent that resonates strongly with the amygdala. Not everyone can carry these notes, but when they suit someone, they become part of a recognisable identity. This group is for those who wish to connect deeply and convey a distinctive personal mark in social settings.
Above Cinnamon, star anise, and agarwood are often key notes in oriental fragrances, used to create warmth, strength, and luxury (photo: Albait Aldimashqi Perfume)
Cinnamon, star anise, and agarwood are often key notes in oriental fragrances, used to create warmth, strength, and luxury (photo: Albait Aldimashqi Perfume)
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Leathery – Smoky (leather, tobacco, burnt wood)
These fragrances evoke the brain’s primitive reflexes. Acting as a “hidden chemical reaction,” this scent group is uncommon in commercial perfumes, yet favoured by those who pursue a lifestyle that requires no explanation—a language that needs no words.
See more: The sweetest revolution: The irresistible rise of gourmand perfumes
Above Smoky Leather is the scent for those who want to experience the blend of rough nature and sophistication (photo: Scentbird)
Smoky Leather is the scent for those who want to experience the blend of rough nature and sophistication (photo: Scentbird)
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Above Night of the Dead (photo: Louis Vuitton)
Night of the Dead (photo: Louis Vuitton)
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Above Nouveau Monde (photo: Louis Vuitton)
Nouveau Monde (photo: Louis Vuitton)
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Scent therapy – using scent as a therapy
Beyond aesthetics, scent is now employed by neuroscientists as a tool to regulate emotions. Some olfactory therapies can even replace mild sedatives or reduce chronic stress by “retraining” the brain’s response to specific scent groups.
In specialised laboratories, clients are tested for their neurological reactions to each fragrance. The results go beyond mere preferences, producing emotional wave charts: data used to personalise living spaces, from bedrooms and offices to personal cars.
Above The Scent Lab – where neurotechnology and physiological analysis combine to decode emotions in every scent note (photo: EPC Lab, London)
The Scent Lab – where neurotechnology and physiological analysis combine to decode emotions in every scent note (photo: EPC Lab, London)
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Scent branding – when scent becomes brand identity
Just as a few musical notes can be instantly recognisable, smell too has its own “logo”. Scent branding shapes the emotions of customers in high-end spaces from hotels and showrooms to conference rooms before they even see the product. Beyond memory, it prolongs experiences, creating harmony between service and brand values.
Above Le Labo Potts Point, Australia’s third perfume store, is designed as an “olfactory playground” (photo: Le Labo)
Le Labo Potts Point, Australia’s third perfume store, is designed as an “olfactory playground” (photo: Le Labo)
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In some international flagship stores, scent is not an accessory but an “emotional design” synchronised with sound, light, and materials. Each fragrance is chosen according to the desired neural response: alert to explore, relaxed to linger, or warm to encourage return.
As personalised experiences become the new measure of luxury, scent branding is no longer exclusive to businesses. Increasingly, individuals are creating their own “olfactory signature,” from fragrances on their clothing to scents in their homes and workspaces.
Above Each fragrance is chosen according to the desired neural response: alert to explore, relaxed to linger, or warm to encourage return
Each fragrance is chosen according to the desired neural response: alert to explore, relaxed to linger, or warm to encourage return
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When we choose a perfume, we are not merely selecting a scent, but influencing how our mind will function that day. A person with a steady mind may benefit from the sharpness of a fruity note; someone in an emotionally overstimulated state might need the calming effect of green tea or vetiver. This explains why a scent that works perfectly one day may feel unstable the next.
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