Blackheads vs Closed Comedones: What's Actually Stuck in Your Pores

Blackheads and closed comedones are both clogged pores, but the difference is whether that clog is open to the air or sealed beneath the skin. Blackheads oxidise and darken because they're exposed; closed comedones stay flesh-coloured because they're not — and that one distinction changes which approach actually clears them.

Same Problem, Different Exposure

Both blackheads and closed comedones start the same way: a pore clogged with a mix of sebum, dead skin cells, and sometimes bacteria. What happens next depends on whether that clog has an open path to the surface. In a blackhead, the pore stays open, and the trapped material oxidises on contact with air, turning dark. In a closed comedone, the pore's opening is blocked, the clog stays sealed underneath the skin, and it shows up as a small, firm, flesh-coloured or whitish bump rather than a dark spot.

This matters because trying to "pop" a closed comedone the way you might address a blackhead usually doesn't work well — there's no open path for the material to come out, and forcing it tends to cause more irritation and a higher risk of scarring than letting the right ingredients do the work instead.

What Helps Each

For blackheads

Salicylic acid is the most consistently effective ingredient here — it's oil-soluble, so it can travel into the pore and dissolve the buildup directly. Regular, gentle exfoliation and clay masks can help on top of that, but salicylic acid used consistently tends to do more of the actual work than either.

For closed comedones

Since the clog is sealed beneath the surface, ingredients that encourage cell turnover work better than ones aimed purely at dissolving oil. Retinoids are particularly effective here, since they speed up the rate at which skin cells turn over, gradually working the clog toward the surface where it can clear naturally. Salicylic acid still helps, but retinoids tend to make the bigger difference for this specific type of clog.

What Doesn't Help

Picking, squeezing, or using pore strips on closed comedones rarely works and often makes things worse — there's no open channel for material to exit, so force just damages surrounding skin. Pore strips are designed for blackheads specifically and won't do much for a closed comedone regardless of how firmly they're pressed on.

Building a Routine

1. Cleanse with a gentle, non-stripping formula
2. Apply salicylic acid as a toner or leave-on treatment for blackheads, or introduce a retinoid at night for closed comedones
3. Moisturise to support the skin barrier through the adjustment period
4. SPF every morning, particularly important if you've introduced a retinoid, since retinoids increase sun sensitivity

Give either approach at least six to eight weeks before judging results — pore-clearing actives work gradually, and switching too soon usually just means starting over.

When to See a Dermatologist

If congestion is widespread, persistent despite consistent use of the right actives, or accompanied by inflamed breakouts, a dermatologist can offer extractions or prescription-strength options that move faster than over-the-counter care alone.

Shop the Collection

Eastern Curlew's Blemishes & Acne collection includes salicylic acid and pore-clearing formulas suited to both blackheads and closed comedones. Browse the full range from Eastern Curlew.

FAQ

Can I pop a closed comedone?
It's not recommended — there's no open path for the material to exit, so attempting to extract it usually causes more irritation and a higher risk of scarring than leaving it to actives.

Do pore strips work on closed comedones?
Not really — pore strips are designed to lift material from open pores like blackheads, and have little effect on a sealed comedone.

Why do I keep getting closed comedones in the same spots?
Recurring congestion in the same area often points to a specific trigger — a comedogenic product, friction from a mask or phone, or a particular makeup ingredient — worth identifying alongside the right actives.