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.



A River Overflows in Southern China, Stranding People and Turning Streets into Canals 

In this photo released by Xinhua News Agency, an aerial view show floodwaters from a river overwhelmed towns following days of heavy rain, in Huaiji County, south China's Guangdong Province on June 19, 2025. (Deng Hua/Xinhua via AP)
In this photo released by Xinhua News Agency, an aerial view show floodwaters from a river overwhelmed towns following days of heavy rain, in Huaiji County, south China's Guangdong Province on June 19, 2025. (Deng Hua/Xinhua via AP)
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A River Overflows in Southern China, Stranding People and Turning Streets into Canals 

In this photo released by Xinhua News Agency, an aerial view show floodwaters from a river overwhelmed towns following days of heavy rain, in Huaiji County, south China's Guangdong Province on June 19, 2025. (Deng Hua/Xinhua via AP)
In this photo released by Xinhua News Agency, an aerial view show floodwaters from a river overwhelmed towns following days of heavy rain, in Huaiji County, south China's Guangdong Province on June 19, 2025. (Deng Hua/Xinhua via AP)

Rescue workers used rubber dinghies to evacuate people and deliver food and water Wednesday after floodwaters overwhelmed towns in southern China's Guangdong province.

About 30,000 people have been evacuated in Huaiji County after days of heavy rain, state broadcaster CCTV said.

More than half of the county's roads were submerged and power and internet outages were widespread.

The Suijiang River overflowed in an urban area, turning wide swaths of streets into canals. Aerial footage showed high-rise apartment buildings and leafy green trees sticking up from a sea of mud-colored water. In some parts, the water reached about halfway up the first floor and left only the tops of cars visible.

Huaiji County is near the border with the Guangxi region and about 140 kilometers (90 miles) northwest of Guangzhou, a major industrial and port city that is the provincial capital.

Tropical storm Wutip brought heavy rain to the region and was followed by monsoon rains earlier this week. Five people died in Guangxi in two landslides triggered by the tropical storm last weekend.

A rescue worker interviewed on a livestream by the Southern Metropolis Daily newspaper said his team needed to evacuate seriously ill patients from a hospital. The team had delivered milk powder and water to a woman with a newborn baby and was sending supplies to dozens of children and elderly people who were at a school.