cosrx BHA Blackhead Power Liquid
cosrx COSRX BHA Blackhead Power Liquid lists 11 ingredients on its label, 11 decoded. See what each one does, its irritancy and comedogenic tendency, and its status in national inventories.
Ingredients overview
Label order. Colour is our internal rating: green routine, yellow restricted or worth a look, red prohibited or high-risk, grey not yet decoded.
Ingredients are listed in label order; the order reflects the label only, not exact concentrations.
Highlights
Free of fragranceFree of parabensFree of siliconesFree of sulfatesFree of mineral oilFree of essential oilsFree of formaldehyde releasersContains alcohol
Key ingredients
- ASTRINGENT
- Salix Alba Bark Water
- HUMECTANT
- Butylene GlycolSodium Hyaluronate
- HAIR CONDITIONING
- Betaine
- SMOOTHING
- Niacinamide
- ANTIMICROBIAL
- Betaine Salicylate
- SKIN CONDITIONING
- 1,2-Hexanediol
- BUFFERING
- Sodium Hydroxide
Other ingredients
Skim through
| Ingredient | What it does | Irr. · Com. | Rating |
|---|---|---|---|
| Salix Alba Bark Water | ASTRINGENT, SKIN CONDITIONING, SOOTHING, TONIC | 2 · 0 | Green |
| Butylene Glycol | HUMECTANT, FRAGRANCE, SKIN CONDITIONING, SOLVENT, VISCOSITY CONTROLLING | 0 · 0 | Green |
| Betaine | HAIR CONDITIONING, HUMECTANT, SKIN CONDITIONING - HUMECTANT | 0 · 0 | Green |
| Niacinamide | SMOOTHING | 0 · 0 | Green |
| Betaine Salicylate | ANTIMICROBIAL, KERATOLYTIC | 1 · 0 | Green |
| 1,2-Hexanediol | SKIN CONDITIONING, SOLVENT | 0 · 0 | Green |
| Sodium Hydroxide | BUFFERING, DENATURANT · 限制 III/15a | 3 · – | Green |
| Sodium Hyaluronate | HUMECTANT, SKIN CONDITIONING | 0 · 0 | Green |
| Panthenol | ANTISTATIC, HAIR CONDITIONING, SKIN CONDITIONING | 0 · 0 | Green |
| Xanthan Gum | BINDING, SURFACTANT - EMULSIFYING, EMULSION STABILISING, GEL FORMING, SKIN CONDITIONING, SURFACTANT - CLEANSING, VISCOSITY CONTROLLING | 0 · 0 | Green |
| Ethyl Hexanediol | SOLVENT | 0 · 0 | Green |
Ingredients explained
- Salix Alba Bark Water
- White willow bark water, salicylate precursor, keratolytic/astringent, low-dose soothing, avoid on broken skin
- Butylene Glycol
- Polyol humectant and solvent at 1–5%; aids solubilization, light feel
- Betaine
- Betaine for mild moisturizing/surfactant; low concentration 1-2% common, high may irritate.
- Niacinamide
- Niacinamide at 2–5%; improves texture, controls oil, brightens; high levels may cause sensitivity
- Betaine Salicylate
- Salicylate derivative for keratolytic and antimicrobial action; milder than salicylic acid.
- 1,2-Hexanediol
- Polyol solvent and preservative booster at 1–5%; light feel, can replace some traditional preservatives
- Sodium Hydroxide
- Strong base neutralizer for pH adjustment; handle with extreme care
- Sodium Hyaluronate
- Potent humectant at 0.1–2%; different MW for penetration depth, high levels may draw moisture
- Panthenol
- Panthenol (vitamin B5) at 1–5%; moisturizing and reparative, supports barrier recovery
- Xanthan Gum
- Natural thickener at 0.1–1%; provides gel texture, pH-stable, requires full hydration
- Ethyl Hexanediol
- Polyol solvent with humectant and mild preservative boost; low viscosity, compatible with many ingredients, gentle.
Source: full ingredient list published on the product label, collected 2026-09-19. Ratings are our internal reading, not a regulatory conclusion. · Product page
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