Compare · Exfoliants
COSRX BHA Blackhead Power Liquid vs Skin Perfecting 2% BHA Liquid Exfoliant: which is better?
Both are aimed at clogged pores, but one reads as gentler and the other as the more established crowd favorite.
The quick answer
Depends what you need
- Rated higher: BHA Blackhead Power Liquid — 84 vs 75 nextscore
- Better for texture/pores & acne: Skin Perfecting 2% BHA Liquid Exfoliant
- More reviewed: Skin Perfecting 2% BHA Liquid Exfoliant — 470 vs 98 verdicts
COSRX suits people wanting a gentler BHA for blackheads and texture; Paula's Choice fits those focused on clogged pores, breakouts, and a broader acne-first reputation.
Choose COSRX BHA Blackhead Power Liquid if
- you want a gentler BHA
- blackheads and texture are your main concern
Choose Skin Perfecting 2% BHA Liquid Exfoliant if
- you want a classic clogged-pore treatment
- you prefer salicylic acid with a fragrance-free formula


Paula's Choice
Skin Perfecting 2% BHA Liquid Exfoliant
See alternatives$0.31/ml · 118.3 ml
At a glance
| COSRX BHA Blackhead Power Liquid | Skin Perfecting 2% BHA Liquid Exfoliant |
|---|---|
| $0.19/ml | $0.31/ml |
| 84 · 98 verdicts | 75 · 470 verdicts |
| — | Texture/PoresAcneKeratosis Pilaris |
| Niacinamide | Salicylic Acid |
What Reddit says
COSRX BHA Blackhead Power Liquid
What Reddit likes
- Gentler pore-cleaner than most BHAs
- Helps blackheads, clogged pores, and texture
- Niacinamide adds acne support
Watch out for
- Overuse can sting, redden, and wreck the barrier
- Dry skin often finds it drying or too much
- Some acne-prone users break out or get more CCs
Skin Perfecting 2% BHA Liquid Exfoliant
What Reddit likes
- Clogs-and-blackheads killer
- A little goes a long way
- Fragrance-free, no perfume
Watch out for
- Can sting, peel, or wreck the barrier if you overdo it
- Dry or reactive skin often needs a much lower frequency
- Some people get breakouts or redness instead of results
Compare full ingredient lists · 1 in common
In both · 1
- Butylene Glycol
Only in COSRX BHA Blackhead Power Liquid · 9
- Salix Alba (Willow) Bark Water
- Betaine Salicylate
- Niacinamide
- 1,2-Hexanediol
- Arginine
- Panthenol
- Sodium Hyaluronate
- Xanthan Gum
- Ethyl Hexanediol
Only in Skin Perfecting 2% BHA Liquid Exfoliant · 7
- Water (Aqua)
- Methylpropanediol
- Salicylic Acid
- Polysorbate 20
- Camellia Oleifera (Green TEA) Leaf Extract
- Sodium Hydroxide
- Tetrasodium EDTA