A damaged skin barrier is the most common reason a skincare routine stops working. Products that were fine last month start stinging. Skin is simultaneously oily and flaking. The instinct is to add something; the fix is to remove almost everything.
What the barrier is
The outermost layer of skin, a structure of cells held together by lipids including ceramides, cholesterol and fatty acids. Its job is to keep water in and irritants out. When the lipids are depleted, water escapes and everything you apply penetrates further and faster than it should, which is why products suddenly sting.
How to tell
- Products that never bothered you now burn or tingle.
- Skin is tight and flaky but still oily, often producing more oil than usual.
- Redness that does not settle, and a rough texture you can feel with a fingertip.
- Breakouts in places you do not normally break out.
What usually caused it
- Too many actives at once. Retinol, an exfoliating acid and a vitamin C in the same routine.
- Over-exfoliating. The most frequent single cause. Daily acids or physical scrubs.
- Harsh cleansers. If your face feels squeaky after washing, your cleanser is stripping lipids.
- Hot water and over-washing.
- Starting retinol too fast. Nightly from day one, rather than two or three nights a week.
The recovery routine
Strip back to three steps and hold for two to four weeks.
- A gentle cleanser, once a day. In the evening only. Water alone in the morning is fine while you recover.
- A hydrating layer with humectants, applied to damp skin.
- A moisturizer with ceramides to rebuild the lipid structure. This step is the actual repair; the other two support it.
- Sunscreen in the morning. A compromised barrier is more vulnerable to UV, not less.
What to stop completely
All exfoliating acids, all retinol, all vitamin C, all scrubs, all cleansing brushes, all fragrance if you can. Reintroduce one item at a time, two weeks apart, once stinging has stopped.
How long it takes
Two to four weeks for most people. If there is no improvement after a month of a stripped-back routine, or if you have persistent swelling, oozing or pain, that is a dermatologist visit rather than a product problem.
What helps during recovery
An overnight mask is well suited to this phase: it hydrates and seals without introducing a single active. Our hydrating overnight mask pairs hyaluronic acid with ceramide NP, and the hydration and glow range covers the rest.
When you do reintroduce retinol, do it properly: see retinol purging and how to start.