Common routine mistake
Do not stack unfamiliar actives.
Several changes at once make a reaction difficult to identify.
Skin concern guide
Temporary reactivity calls for fewer variables.
Skin can feel more reactive after product changes, environmental exposure or an unfamiliar routine. This page does not diagnose sensitivity.
Start here
Introduce products slowly
Patch test first, add one product at a time and keep the rest of the routine familiar.
A considered approach
Reduce variables while you observe.
Stop use if persistent discomfort occurs. For longer-term routine guidance, read the Sensitive Skin Type guide.
Morning
Keep it familiar.
Use tolerated products and broad-spectrum sunscreen.
Evening
Change one step at a time.
Follow product directions and monitor comfort.
Professional advice
Seek help for severe reactions.
Persistent pain, swelling, burning or sudden severe reactions require qualified care.
A focused next step
One considered treatment step to explore.
Signal Serum
An optional hydration step to patch test and introduce gradually—not a guaranteed sensitive-skin solution.
$39.99
View product