Sensitive skin is not just redness
Updated: 3 days ago
sensitive skin can be invisible. and shouldn't make you feel like you wish you were.
For years, sensitive skin was treated as something visible.
Redness. A flare. A rash. Something to calm down with one soothing product until it settled.
But reactive skin is often doing far more beneath the surface.
It can feel tight, hot, itchy, uncomfortable, burning or stinging. Products you once tolerated can suddenly feel impossible.
And in deeper skin tones, visible redness may not be obvious at all.
The more interesting question is not simply “what has irritated my skin ?”
It's - why has my skin become so easy to irritate ?
when everything suddenly stings
The skin barrier is our outer defence system.
It limits water loss and helps keep irritants, pollutants, bacteria & other external triggers out.
When that barrier becomes compromised, gaps develop in the lipid structure. Water escapes more easily and substances applied to the skin can penetrate more rapidly.
That can explain two very common complaints...
everything stings me my skin feels tight even after moisturising
Both can point towards poor barrier function rather than simply choosing the wrong moisturiser. Dryness, dehydration, excessive exfoliation, environmental exposure, stress, poor sleep and an overcomplicated routine can all contribute.
Sometimes the answer really is less.
two alarms, one reactive skin
Skin is constantly monitoring its environment for potential danger.
When it detects something threatening, it has several ways of sounding the alarm.
Two are particularly relevant to sensitive and reactive skin.
immunogenic inflammation
This is the more familiar immune response.
Something foreign or damaging - an allergen, bacteria, UV exposure or another trigger - causes skin cells to release inflammatory signals and recruit immune cells to the area.
You may see redness, swelling, heat, itching or inflammation.
neurogenic inflammation
This begins with the nervous system.
Heat, chemical irritants, environmental pollutants and even perceived stress can stimulate sensory nerves in the skin without an infection or allergen being present.
Those nerves release chemical messengers which can trigger stinging, burning, flushing, itching and heightened sensitivity.
Sometimes there is very little to see.
Which is why “but your skin looks fine” isn’t necessarily a useful assessment of sensitive skin.
the switch that makes skin easier to trigger
One of the receptors involved is called TRPV1 - Transient Receptor Potential Vanilloid 1.
It sits on sensory nerve endings responding to things including heat and chemical irritation.
Once activated, it can contribute to a chain of signalling involving inflammatory mediators, histamine and increased blood flow.
That matters because repeated activation may lower the threshold at which the skin reacts.
In other words - the trigger doesn’t necessarily have to become stronger. The skin can become easier to trigger.
This is the part of reactive skin I find particularly interesting.
Every episode can nudge the resting level of sensitivity upwards. By the time you can actually see a flare, the dysregulation may have been building for some time.
Stress can therefore show up in skin without being imaginary, vague or “all in your head”.
The nervous system and skin are in constant conversation.
reactive skin is often a barrier problem first
Before reaching for another active ingredient, it is worth looking at the basic biology of the barrier. Healthy barrier function depends on several things working together.
Lipids help form the mortar between skin cells, reducing water loss and limiting the penetration of irritants.
Adequate hydration supports the enzymes involved in normal barrier function.
Skin naturally prefers a slightly acidic environment. When pH rises, barrier function and lipid processing can become less efficient.
The microorganisms living on the surface of the skin interact continuously with its immune defences.
Even calcium levels across different layers of the epidermis are involved in how skin cells mature, process lipids and maintain permeability.
So when somebody describes their skin as “sensitive”, there may be considerably more happening than redness.
why calming the flare isn’t always enough
Traditionally, sensitive skin care concentrated on suppressing the immediate symptoms.
Cool it.
Soothe it.
Moisturise it.
Wait.
That can be completely appropriate during a flare, but it doesn’t necessarily change what made the skin so reactive in the first place.
A better approach asks two questions...
what can we remove that is repeatedly triggering the skin ?
what can we restore so that the skin becomes more resilient ?
That might mean temporarily reducing exfoliating acids, scrubs, retinoids, fragranced products, heat, steam, aggressive cleansing, friction, too many products introduced at once.
While concentrating on hydration, barrier lipids and a much simpler routine.
where Stabilising Repair Serum becomes interesting
This is why I’m more interested in Dermalogica’s Stabilising Repair Serum than I would be in another product simply labelled “for sensitive skin”. Its approach is centred around supporting the barrier while addressing the sensory experience of reactive skin. Clinical testing showing immediate relief from signs of sensory irritation
94% agreeing skin felt smoother
91% seeing less reactivity, scabbing and flaking
The combination ingredients delivers long term solutions to skin sensitivity and build a more resilient skin barrier...
soothing and cooling the skin
reducing visible redness from oxidative triggers
relief for dry and depleted skin
The formula provides sensory relief from the symptoms of inflammation, including...
TRVP-1 receptors responsible for inflammation down regulated preventing future flares
Cryo Oat Complex helps to cool, calm & stabilise skin
The formulation uses a biomimetic ceramide complex - ingredients designed to mimic components naturally found within the skin barrier rather than simply coating the surface. Lipids, phytosterols & ceramide-like compounds deeply nourish, seal in moisture and improve suppleness
The important distinction for me is the shift from...
put something soothing on the redness > >> support the biology that helps make the skin harder to provoke
No serum can remove every trigger or treat every inflammatory skin disorder.
But that is a much more useful direction of travel.
Colloidal Oatmeal - relieves itching, moisturises and reduces tightness
Northern Truffle Mushroom Extract - cools and comforts reactive skin
Encapsulated Calcium - helps replenish skin
Ground Cherry + Bisabolol + Ginger - help repair moisture-barrier damage
Resurrection Plant - hydrates, replenishes and restores resilience
Prebiotic Glycerin + Avena Extract - moisturise and support the skin microbiome
sensitive doesn’t always mean allergic
Another mistake is assuming every reaction represents an allergy.
Skin can sting because barrier function is poor.
It can flush because sensory nerves are being activated.
It can itch because histamine is being released.
It can become uncomfortable through dehydration.
And it can react differently during periods of prolonged stress, hormonal change, illness, environmental exposure or disrupted sleep.
Where allergy is suspected, proper testing may be appropriate rather than endlessly eliminating products at random.
less product. better timing.
If your skin has become unpredictable, the instinct is often to buy something else.
That can create exactly the problem you’re trying to solve.
More products mean more ingredients, more variables and more opportunities to irritate an already compromised barrier.
Start instead with gentle cleansing, adequate hydration, barrier-supportive moisturisation, fewer active ingredients, less friction, less heat and fewer simultaneous changes.
Then add complexity only when the skin is stable enough to tolerate it.
and sometimes skincare isn’t the answer
Eczema, psoriasis and rosacea can all involve barrier dysfunction, inflammation and neurosensory pathways, but they are not simply different versions of “sensitive skin”.
They may require medical diagnosis and treatment.
Seek appropriate medical assessment when symptoms are severe or worsening, skin is weeping or infected, lesions are widespread, there is unexplained pain or swelling, sleep or quality of life is being significantly affected, or a condition remains undiagnosed.
Good skin treatment includes knowing when not to treat.
the real intervention
Sensitive skin isn’t necessarily asking for something stronger.
Very often, it is asking for less interference and better support.
The goal isn’t merely to extinguish the next flare.
It is to understand what keeps lowering the skin’s threshold, rebuild the barrier and gradually make the skin less easy to provoke.
Which may be considerably less glamorous than buying another miracle product.
But usually much more useful.
about therapyinc
Sam Clarke is an advanced facialist and Dermalogica Expert at therapyinc in Norwich, specialising in advanced facials, facial massage, microneedling, chemical peels, LED and personalised skin treatments for ageing skin, pigmentation, sensitivity and changing skin through menopause.
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