How Can AI, Brain Science Help Create Fragrances?

Beauty brands are looking to research and technology to sniff out the factors that lure buyers
Beauty brands are looking to research and technology to sniff out the factors that lure buyers
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How Can AI, Brain Science Help Create Fragrances?

Beauty brands are looking to research and technology to sniff out the factors that lure buyers
Beauty brands are looking to research and technology to sniff out the factors that lure buyers

Beauty brands are looking to research and technology to sniff out the factors that lure buyers, according to a report by The Guardian.

Making perfume is an art that can be traced back to ancient Greece but now modern-day perfumiers are beginning to look beyond their noses to develop the scents most likely to appeal to us. They are, instead, turning to AI.

Perfumes can now be designed to trigger emotional responses using ingredients known as neuroscents – odors shown by biometric measures to arouse different positive feelings such as calm, euphoria or sleepiness. Hugo Ferreira, a researcher at the Institute of Biophysics and Biomedical Engineering in Lisbon, is mapping brain activity and response to perfumes to build a database of neuroscents.

He says the sense of smell is fascinating. “With sight and hearing, you can imagine the face of a loved one or favorite tune. It’s hard to imagine a smell even though it can provoke a torrent of emotions and memories.”

Ferreira says this is due to the structure of the olfactory system. Messages from scent receptors are sent via the olfactory bulb to different brain areas that control everything from memory or thirst to stress reactions.

“Olfaction is the most diverse sense with many different receptors. It’s estimated that there are about 400 different olfactory receptor gene families. Among other things these various connections may explain how we can ‘smell fear’, or the smell of victory,” he added.

Many beauty brands have invested in neuroscent research and technology, as the possibilities of creating fragrances proven to make consumers feel good are obviously big. L’Oréal has partnered with neurotechnology company Emotiv to create a scent choice “experience”.

During 2023, shoppers at certain Yves Saint Laurent stores worldwide have used a headset to create an electroencephalogram – EEG – to discover which scents appealed to them. Results so far show that 95% of customers who used the headset found the right perfume.

Fashion and fragrance business Puig says it took 45 million brain readings from men aged 18-35 to finesse the cologne Phantom by Paco Rabanne, adding lavender and lemon to the formula as a result of its research.

Givenchy Irresistible eau de parfum – the latest iteration of the Very Irresistible range that has been a bestseller for 20 years – includes a rose extract dubbed “anti-morose”, chosen after biometric research.



Dreams and Nightmares Exhibit at World’s Oldest Psychiatric Hospital

Between Sleeping and Waking: Hospital Dreams and Visions is at the Bethlem Museum of the Mind in Beckenham, London, from 14 August (Bethlem Museum of the Mind)
Between Sleeping and Waking: Hospital Dreams and Visions is at the Bethlem Museum of the Mind in Beckenham, London, from 14 August (Bethlem Museum of the Mind)
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Dreams and Nightmares Exhibit at World’s Oldest Psychiatric Hospital

Between Sleeping and Waking: Hospital Dreams and Visions is at the Bethlem Museum of the Mind in Beckenham, London, from 14 August (Bethlem Museum of the Mind)
Between Sleeping and Waking: Hospital Dreams and Visions is at the Bethlem Museum of the Mind in Beckenham, London, from 14 August (Bethlem Museum of the Mind)

A new exhibition featuring artwork and poems from contemporary artists and former patients will go on show at the world’s oldest psychiatric hospital, Bethlem, in London, the Guardian newspaper said on Monday.

The vivid dream that vanishes on waking but fragments of which remain tantalizingly out of reach all day. Powerful emotions – tears, terror, ecstasy, despair – caused not by real events, but by the brain’s activity between sleeping and waking.

“Dreams and nightmares have long been studied by psychologists,” the newspaper wrote.

Now they are the subject of a new exhibition featuring several artists that were patients at the world’s oldest psychiatric hospital, Bethlem (sometimes known as Bedlam), and its sister institution, the Maudsley hospital.

The exhibit includes paintings by Charlotte Johnson Wahl, the late mother of Boris Johnson, who spent eight months as a patient at the Maudsley after a breakdown when her four children were aged between two and nine.

She created dozens of paintings while there, and held her first exhibition which sold out. “I couldn’t talk about my problems, but I could paint them,” she said later.

Two of Johnson Wahl’s paintings are included in the exhibition, Between Sleeping and Waking: Hospital Dreams and Visions, which opens at the Bethlem Museum of the Mind in August.

The centerpiece of the show is a huge installation, Night Tides, by contemporary artist Kate McDonnell. She uses swathes of bedding woven with disordered words to evoke the restlessness and clashing thoughts of insomnia.

According to Caroline Horton, professor of sleep and cognition and director of DrEAMSLab at Bishop Grosseteste university in Lincoln, “dreaming occurs during sleep, and sleep is essential for all aspects of mental and physical health.

Among other works featured in the exhibition is London’s Overthrow by Jonathan Martin, an arsonist held in the “criminal lunatic department” of Bethlem hospital from 1829 until his death in 1838. In 2012, the Guardian described it as a “mad pen-and-ink depiction of the capital’s destruction due to godlessness”.