Neurocosmetics: a brain-changer for your health?

What are neurocosmetics?

The idea of putting something on your skin to influence how you feel seems almost futuristic. However, as Dr Hazel Parkinson of Dr Hazel Skin Solutions explains, the biology behind what she calls ‘psychodermatology’ and the skin’s neuroendocrine system - which translates brain signals into chemical responses - is very real.

“Los neurocosméticos están diseñados para interactuar con los nervios de la piel y los sistemas de señalización para reducir las sensaciones desagradables, como el escozor, picazón, ardor - o mejorar la comodidad y el bienestar,” describe el médico de cabecera con sede en Long Itchington.

Ella añade, sin embargo, que la evidencia clínica para muchos ingredientes neurocosméticos es limitada.

“So far, it remains partly ahead of the evidence,” she says. “Far more high-quality research is needed to prove whether these products really do what they promise.”

Bajo estrés, tu cerebro triggers your body’s stress response, lo que eleva el cortisol y otros químicos del estrés.

According to Parkinson, this can:

• Weaken your skin barrier - haciéndola más sensible y propensa a la pérdida de agua.

• Increase nerve-driven inflammation - causando enrojecimiento y picazón.

• Activate your immune system - contribuyendo a acné, eczema, o psoriasis flare-ups.

• Change behaviours - tales como sueño, diet, or skin-picking, which can worsen breakouts.

Some clinical studies suggest that boosting skin comfort and barrier health can lead to better sleep and less itching or irritation.

Parkinson points out that there’s still limited evidence that sensory-only skincare can reliably impact mood, anxiety, or brain activity.

Por ejemplo:

• A small trial in people with atopic dermatitis found that using emollients reduced itching and improved sleep compared with those who didn’t.

• An exploratory study of a fragranced skin cream reported improved self-reported wellbeing in participants with sensitive skin - though it lacked blinding and biomarker measurements.

In short, there are encouraging signs, but the evidence remains far from conclusive.

Ingredientes y efectos sensoriales que pueden calmar tu piel

Algunos ingredientes actúan directamente sobre los nervios de la piel, mientras que otros dependen de efectos sensoriales, como la textura, el frescor o la fragancia.

Parkinson outlines those that could help.

In conclusion, further clinical trials are needed to confirm whether neurocosmetics truly influence both skin condition and emotional wellbeing.

“A topical cream isn’t going to meaningfully rewire your brain chemistry in a medical sense,” says Parkinson. “Almost none of it is absorbed into the body. However, creams can influence nerve signals from your skin and scent-related inputs, which can affect perception, comfort, and stress responses.

“I’d frame neurocosmetics as well-designed sensory self-care products that may help reduce skin discomfort and promote relaxation - not as medical treatments for mental health.”