Science

science-backed fragrances

scent as a highway
to our emotions

Scent is more than a sense, it’s an emotional shortcut. When fragrance molecules enter the nose, they bind to receptors that connect directly to the limbic system, the brain’s emotional and memory center. This connection bypasses rational processing, meaning scent can shift your mood faster and more intensely than any other sensory input.

From early life, we build emotional memories around smells - a parent’s perfume, summer rain, morning coffee. When we later encounter these same scents, the brain instantly retrieves as association or for some essential oils an emotion linked to them, long before conscious thought occurs.

That’s why certain essential oils, validated by scientific studies, are known to influence mood - calming, energizing focusing us. But for the brain to activate these pathways, the certain scent must be detectable. That's why a high concentration is needed to use scent as a wellbeing tool.

→ Now you know why your nose is basically your mood’s remote control.

the problem with
pure essential oils

Pure essential oils are potent, but imperfect. In high concentrations, they can irritate the skin. In lower doses, their scent is often flat and lacks the layered beauty we seek in fine perfumery.

→ Now you know why we didn’t stop at essential oils - flat scents don’t lift moods.

Trade-off between elegance and functionality solved!

At LOUCIL, we believe the future of fragrance lies in combining functionality with elegance. On one hand, a scent must truly work - able to enhance mood, focus, or relaxation through scientifically validated natural extracts. On the other, it must remain safe for the skin and beautifully refined, worthy of being worn on the skin.

That balance has long been the perfumer’s dilemma: when you raise the concentration of natural extracts for effect, elegance often fades. But we refused to choose. By pioneering a new approach to scent design and testing, our team of neuroscientists and perfumers developed a method that preserves the functionality of natural extracts while enhancing their olfactory sophistication.

Every formula is validated through consumer perception tests with diverse panels across countries, genders, and age groups - because feeling good should be universal.

The result: an elegant, skin-safe fragrance that genuinely lifts your mood - where science meets beauty, and emotion meets design.

→ Now you know why we’re pioneering wellbeing through scent - beautifully backed by science.

what each scent
is made of

Each scent is made with carefully selected natural ingredients.
Here's what goes into your mood companion.

Scent description: Fresh, herbal, camphorated, agrestic Origin: Morocco Benefits: Cognitive performance, Alterness Extraction method: Steam distillation

Rosemary

“Rosemary enhanced memory performance and alertness, while lavender increased calmness and contentment.” — Moss et al., 2003 “Aromatherapy significantly improved mood, increased alertness (as shown by EEG), and enhanced performance on math tasks.” — Diego et al., 1998 “Peppermint oil inhalation was associated with enhanced alertness, improved memory, and positive mood changes, aligning with its observed effects on the central nervous system.” — Kennedy et al., 2018

Scent description: Spicy, peppery, fresh Origin: Madagascar Benefits: Alertness Extraction method: CO₂ extraction

Ginger

“Ginger essential oil inhalation significantly reduced postpartum fatigue in women after cesarean section.”— Chandharakool et al., 2020 “Inhalation and dermal application of essential ginger oil influenced human psychophysiology, producing measurable effects on mood and arousal.”— Stappen et al., 2016

Scent description: Floral, fresh, aromatic, herbaceous Origin: France, Bulgaria Benefits: Relaxation, Contentment Extraction method: Steam distillation

Lavender

“Lavender fragrance cleansing gel led to increased relaxation and a decrease in negative mood.” — Field et al., 2005 “Lavender essential oil aromatherapy was consistently shown to reduce symptoms of depression across multiple clinical trials.” — Jafari-Koulaee et al., 2020 “Lavender aroma reduced salivary cortisol and chromogranin A—biomarkers of endocrine stress.” — Toda & Morimoto, 2008 “Essential oils like lavender, rosemary, and peppermint influence emotional and cognitive states by interacting with brain chemistry.” — Okello & Howes

Scent description: Fresh, zesty, lavender-like Origin: Italy Benefits: Uplifting mood, Reduce fatigue Extraction method: Cold pressing

Bergamot

“Inhalation of bergamot oil led to significant physiological and psychological relaxation in just 15 minutes.” — Watanabe et al., 2015   “Bergamot essential oil inhalation significantly enhanced positive feelings in individuals waiting for mental health treatment.” — Han et al., 2017

Scent description: Juicy, ripe, pulpy, fresh, peely Origin: Italy Benefits: Uplifting mood Extraction method: Cold pressing

Mandarin

“Citrus essential oils, including bergamot and orange, exhibit mood-enhancing, anti-anxiety, and relaxing effects through interaction with the nervous and endocrine systems.” — Agarwal et al., 2023

Scent description: Fresh, powerful, camphorated, aromatic Origin: Spain Benefits: Cognitive performance, Alterness Extraction method: Steam distillation

Eucalyptus

“Peppermint essential oil was found to enhance alertness, boost working memory, and elevate mood, in line with its effects on brain function.” — Kennedy et al., 2018 “Exposure to eucalyptus oil significantly improved cognitive performance, particularly in tasks requiring attention and mental flexibility.” — Patel et al., 2018 (University of Wisconsin–Madison)

Scent description: Minty, milky, aromatic, menthol Origin: Azerbaijan Benefits: Cognitive performance, Alterness Extraction method: Steam distillation

Peppermint

“Topical application of peppermint and eucalyptus oil preparations produced significant analgesic effects and cognitive relaxation in headache models.” — Göbel et al., 1994 “Peppermint oil inhalation was associated with enhanced alertness, improved memory, and positive mood changes, aligning with its observed effects on the central nervous system.” — Kennedy et al., 2018