By Liane Scior
Director of Education

Skincare has traditionally been measured by its visible results: smoother lines, firmer-looking skin, improved hydration, reduced redness and a healthier barrier. These results remain important, but they are only part of the story.

A product can also influence how the skin feels, how a client experiences a treatment and whether they look forward to using it every day. This is where neurocosmetics come in. Long before the term became a beauty industry trend, professionals such as Dr Sylvie Hennessy, creator of Pevonia, were already exploring the relationship between skin, sensory experience, nature and wellbeing.

For today's Australian beauty industry, neurocosmetics offer an opportunity to look at skincare more holistically, without losing sight of sound science, responsible claims or measurable results.

What are neurocosmetics?

Neurocosmetics are skincare products developed with an understanding of the relationship between the skin and the nervous system. The skin is not simply a protective covering. It is a highly sensitive, living organ containing nerve fibres and receptors that respond to touch, temperature, pressure, irritation and environmental change.

The skin and brain are also in constant communication. Stress can affect the skin, while sensations arising in the skin can influence how we feel and respond. This two-way relationship is often referred to as the skin-brain axis.

In practical terms, neurocosmetic skincare may include ingredients and formulations designed to:

• Support skin comfort and a healthy barrier.
• Help reduce the appearance of stress-related signs such as dullness, dryness or fatigue.
• Influence sensations such as warmth, coolness or soothing comfort.
• Support a calmer-looking skin response.
• Create a pleasurable, relaxing and memorable application experience.
• Deliver conventional cosmetic benefits such as hydration, smoothness and improved firmness.

It is important to be clear about what neurocosmetics are not. They are not medicines, antidepressants or a treatment for psychological conditions. A cosmetic product cannot replace medical care. The concept is better understood as an extension of modern skincare, one that recognises that the way a product feels and the emotions it creates can be closely connected to the way clients experience their skin.

How do they work?

The skin contains sensory receptors and nerve endings that detect touch, pressure, temperature and potential irritation. It also produces and responds to signalling molecules involved in communication between the nervous, immune and skin systems.

When the skin is exposed to stress, such as ultraviolet radiation, pollution, heat, dryness, over-exfoliation or emotional tension, it may become more reactive. Clients may describe this as tightness, itching, stinging, burning, sensitivity or a general feeling of discomfort.

Neurocosmetic ingredients are selected for their potential to support some of these pathways. They may work by helping to strengthen the barrier, support hydration, soothe the appearance of redness or influence the way sensory signals are perceived. Research into the skin-brain axis is also examining neuropeptides, sensory receptors, inflammatory mediators and other systems involved in skin communication.

However, the science does not reside in one hero ingredient alone. It is the entire formulation that matters.

The texture, fragrance, temperature, absorption, glide and finish all contribute to the product's effect as an experience. A formula that spreads beautifully, feels comfortable and leaves the skin soft may encourage clients to use it consistently. That consistency is essential to achieving the visible benefits promised by the product.

The importance of feel

In professional skincare, it is tempting to focus almost exclusively on active ingredients and clinical results. Yet clients do not experience an ingredient in isolation. They experience a cream, serum, mask or oil through their senses.

A rich cream can communicate nourishment and protection. A silky serum may feel light, elegant and efficient. A balm can slow down the application and encourage massage. A cooling gel may provide an immediate impression of freshness, while a soft, cushion-like emulsion can feel reassuring on dry or sensitised skin.

These responses are not simply cosmetic decoration. Sensory experience can influence emotion, perception and product adherence. Research into skincare textures has shown that the physical properties of a formula can contribute to the emotional response created during use.

This is particularly relevant in the treatment room. The professional's touch, the pace of application, the scent of the product and the quiet ritual of the facial all contribute to how the client feels. A product may be scientifically effective, but if it feels unpleasant, drags across the skin, pills beneath other products or leaves an uncomfortable residue, the client may not continue using it.

The most successful neurocosmetic products therefore balance three things:

Results: the visible and functional improvements the product delivers.

Feel: the way it applies, absorbs and leaves the skin.

Experience: the emotional response created by the product and the ritual around it.

The balance must also be appropriate to the skin. A dramatic tingling sensation is not necessarily a sign of efficacy. For sensitive, rosacea-prone or post-procedure skin, a quiet, comforting and low-irritation experience may be far more beneficial than a stimulating one.

Sylvie Hennessy: ahead of the trend

Dr Sylvie Hennessy is an important figure in this story because she was working with many of the principles now associated with neurocosmetics long before the category became fashionable.

A dermatologist and biochemist, Hennessy brought together medical knowledge, cosmetic formulation and a deep respect for the natural world. She is recognised as the creator and co-founder of Pevonia Botanica and has been involved in professional skincare development and education for decades.

Her approach was never limited to the idea that skincare should simply produce a visible change. It also considered the way a product feels on the skin, the pleasure of the application, the importance of touch and the potential of natural ingredients to support the skin in sophisticated ways.

In that sense, Hennessy can be viewed as one of the early developers of a neurocosmetic approach to skincare, well before neurocosmetics became a recognised trend or marketing category.

Her collaboration with *Gattefossé is particularly relevant. Gattefossé has long worked at the meeting point between nature and science, developing cosmetic ingredients that combine biological activity with elegant textures and sensorial benefits. The company describes its philosophy as exploring what nature and science can achieve together.

At the heart of Hennessy's philosophy is the belief that nature is far more intelligent than anything created by human science. This is not a rejection of science. Rather, it is a reminder that science should approach nature with respect and humility.

Plants, flowers, fruits, roots, algae and seeds have developed complex protective systems over millions of years. They must defend themselves from sunlight, dehydration, oxidation, environmental stress and biological threats. These systems produce an extraordinary range of molecules, many of which can be valuable in skincare.

Hennessy's philosophy encourages us not to underestimate what she regarded as nature's pharmacy. Modern cosmetic science allows us to identify, extract, standardise, stabilise and formulate natural compounds with greater precision. But the original intelligence is already present in the natural ingredient.

That does not mean that every natural ingredient is automatically effective, safe or suitable for every skin type. Natural ingredients still need to be properly researched, purified, formulated and tested. Botanical extracts can also cause irritation or sensitisation in some individuals. The point is not that nature replaces science; it is that the best cosmetic science often begins by listening carefully to nature.

Why offer neurocosmetic skincare?

Neurocosmetic skincare makes sense for professional beauty businesses because clients are increasingly looking for products that offer more than a functional benefit. They want skincare that works, feels beautiful and gives them a moment of comfort in an otherwise busy day.

For salons, spas, clinics and retailers, the category offers a meaningful way to:

• Differentiate the business through a more complete skincare philosophy.
• Connect measurable results with the client's emotional and sensory experience.
• Create treatment rituals that feel memorable and personalised.
• Encourage consistent homecare use through pleasurable textures and application.
• Support clients whose skin is affected by stress, sensitivity or barrier disruption.
• Introduce the language of wellbeing without making exaggerated medical claims.

The most credible approach is grounded and carefully explained. Neurocosmetics should not be presented as miraculous or as a replacement for dermatological treatment. They should be positioned as intelligently formulated skincare that recognises the close relationship between skin, nerves, senses and emotions.

Sylvie Hennessy's work reminds the industry that this is not an entirely new idea. Long before neurocosmetics became a trend, she understood that effective skincare should engage both the biology of the skin and the human experience of using it.

When results, comfort and sensorial pleasure are carefully balanced, skincare becomes something clients do not simply apply, they experience. And when a product feels good, performs well and connects with the client on a personal level, it becomes far more likely to earn a permanent place in their daily routine.

*Gattefossé is a French company founded in Lyon in 1880 that develops specialist ingredients for the cosmetic and pharmaceutical industries and is responsible for many industry firsts. In skincare, it is known for natural-origin actives, emulsifiers, emollients and texturisers that help products deliver both skin benefits and an elegant sensory experience. Its expertise brings together nature, lipid chemistry and formulation science, making it a valuable partner in the development of high-performance and neurocosmetic skincare.