COSRX Niacinamide & BHA Exfoliant Toner — 2% Niacinamide, 4% BHA Blackhead Refining Toner 100ml, Pore Minimizing Night Toner

COSRX Niacinamide 2% + BHA 4% Blackhead Exfoliant Toner is a lightweight Korean toner that combines 4% BHA and 2% niacinamide to gently exfoliate pores, reduce blackheads, and refine skin texture.

This exfoliating toner blends a chemical BHA exfoliant with brightening niacinamide in a soothing, low-irritation base. Designed for daily use in evening routines, the formula is built to clear congestion inside the pore, remove dead skin buildup on the surface, and help skin look smoother and more even-toned without harsh scrubbing. COSRX keeps the ingredient list straightforward, using willow bark-derived water to assist exfoliation while prioritizing skin-friendly and cruelty-free standards.

How quickly will I notice fewer blackheads and clearer pores?

Individual results vary, but many users observe reduced congestion within a few weeks when used consistently at night. Daily application helps the BHA reach inside pores to dislodge trapped oil and debris while niacinamide supports a refined surface appearance.

• Use nightly after cleansing for best results.
• Expect gradual improvement over 2–8 weeks with regular use.
• Avoid over-exfoliation by skipping other strong acids on the same night.

Is this toner suitable for sensitive or reactive skin?

The product is formulated to be gentle, using willow bark water and a low-irritation BHA source (betaine salicylate) rather than pure salicylic acid. Still, those with very sensitive or barrier-compromised skin should patch-test first and introduce the toner slowly to monitor for tingling or redness.

• Patch test on inner forearm before full-face application.
• Start with every-other-night use if you have sensitivity concerns.
• Discontinue if persistent irritation or strong burning develops.

How do I incorporate this toner into my skincare routine safely?

Apply the toner after cleansing and before serums and moisturizers in your evening routine. Saturate a cotton pad or apply a few drops directly with hands, then gently glide across areas with blackheads and enlarged pores. Because it contains exfoliating acid, follow with sunscreen during the day when used within your regimen.

• Cleanse first; then apply toner to clean, slightly damp skin.
• Follow with hydrating serums and a moisturizer to support the skin barrier.
• Always use broad-spectrum SPF in daytime routines when exfoliants are in use.

Will this product help with uneven skin tone and texture?

Niacinamide in the formula assists in evening skin tone and minimizing the look of pores, while BHA smooths texture by removing dead skin cells. Together they support a clearer, more polished complexion without aggressive physical abrasion.

• Niacinamide (2%) helps promote a more uniform skin appearance.
• BHA (4% betaine salicylate) exfoliates inside pores to improve texture.
• Gentle formulation reduces the need for manual scrubs that can irritate skin.

Who is this for: This toner is aimed at anyone dealing with blackheads, visible pores, or uneven texture who wants a daily chemical exfoliant that’s gentle enough for regular use. It suits combination to oily skin particularly well but can be incorporated by other skin types with careful patch-testing. COSRX formulates the product free from parabens, sulfates, phthalates, and animal testing, making it a practical choice for shoppers seeking an effective, minimalist exfoliating toner from a Korean skincare brand.

Ingredients

Salix Alba (Willow) Bark Water, Butylene Glycol, Betaine Salicylate, Niacinamide, 1,2-Hexanediol, Arginine, Panthenol, Sodium Hyaluronate, Xanthan Gum, Ethyl Hexanediol