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Questions — Skincare

Closed comedones vs blackheads: the difference.

Both are clogged pores. A blackhead is open at the top, so the oil darkens in air. A closed comedone (whitehead) is sealed under a thin layer of skin, so it looks like a small skin-coloured bump. Both clear with salicylic acid and a retinoid.

4 minute read

Written and reviewed by Beauty World Editorial · Last reviewed October 2026

Closed comedones vs blackheads: the difference
A short, direct answer — then the routine.
01

Difference

How to tell them apart

Blackheads

Open pore, dark dot, most often on the nose and chin.

Closed comedones

Closed pore, tiny flesh-coloured bumps, rough texture on forehead and cheeks.

Milia

Hard white dots that don't squeeze out — different again.

02

Treatment

One routine for both

1. Salicylic acid 2%

3–5 times a week.

2. Retinoid at night

Retinol or adapalene from a UK pharmacy.

3. Non-comedogenic moisturiser and SPF

Every day.

4. Don't squeeze

It causes marks and scars.

Common questions

Which is harder to treat?

Closed comedones usually take longer — 8–12 weeks.

Do pore strips work on closed comedones?

No, they only pull the top of open blackheads.

Can makeup cause them?

Yes, heavy or oily makeup can; choose non-comedogenic products.