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the-inkey-list The Inkey List PHA Toner

the-inkey-list The Inkey List PHA Toner lists 16 ingredients on its label, 15 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.

  1. Water
  2. Propanediol
  3. Gluconolactone
  4. Niacinamide
  5. Pentylene Glycol
  6. Glycerin
  7. Aloe Barbadensis Leaf Juice
  8. Potassium Sorbate
  9. Sodium Benzoate
  10. PPG-26-Buteth-26
  11. PEG-40 Hydrogenated Castor Oil
  12. 1,2-Hexanediol
  13. Caprylyl Glycol
  14. Ethylhexylglycerin
  15. Citric Acid
  16. Sodium Hydroxide

Highlights

Free of alcoholFree of fragranceFree of parabensFree of siliconesFree of sulfatesFree of essential oilsFree of formaldehyde releasersContains mineral oilContains PEG

Key ingredients

ANTIPLAQUE
Water
SOLVENT
Propanediol
CHELATING
Gluconolactone
SMOOTHING
Niacinamide
SKIN CONDITIONING
Pentylene GlycolAloe Barbadensis Leaf Juice
DENATURANT
Glycerin
FRAGRANCE
Potassium Sorbate

Other ingredients

Sodium BenzoatePPG-26-Buteth-26PEG-40 Hydrogenated Castor Oil1,2-HexanediolCaprylyl GlycolEthylhexylglycerinCitric AcidSodium Hydroxide

Skim through

IngredientWhat it doesIrr. · Com.Rating
WaterANTIPLAQUE, SKIN CONDITIONING, SOLVENT0 · 0Green
PropanediolSOLVENT, VISCOSITY CONTROLLING0 · 0Green
GluconolactoneCHELATING, SKIN CONDITIONING2 · 1Green
NiacinamideSMOOTHING0 · 0Green
Pentylene GlycolSKIN CONDITIONING, SOLVENT0 · 0Green
GlycerinDENATURANT, HAIR CONDITIONING, HUMECTANT, ORAL CARE, SKIN PROTECTING, SOLVENT, VISCOSITY CONTROLLING, PERFUMING, FRAGRANCE, SKIN CONDITIONING - HUMECTANT0 · 0Green
Aloe Barbadensis Leaf JuiceSKIN CONDITIONING0 · 0Green
Potassium SorbateFRAGRANCE, PRESERVATIVE · 限制 V/40 · –Yellow
Sodium BenzoateANTICORROSIVE, FRAGRANCE, PRESERVATIVE · 限制 V/10 · –Yellow
PPG-26-Buteth-26Not decoded yet——
PEG-40 Hydrogenated Castor OilSURFACTANT - EMULSIFYING, SURFACTANT - CLEANSING1 · 2Green
1,2-HexanediolSKIN CONDITIONING, SOLVENT0 · 0Green
Caprylyl GlycolDEODORANT, SKIN CONDITIONING - EMOLLIENT, HAIR CONDITIONING, SKIN CONDITIONING0 · 0Green
EthylhexylglycerinDEODORANT, SKIN CONDITIONING0 · 0Green
Citric AcidBUFFERING, CHELATING, FRAGRANCE1 · 0Green
Sodium HydroxideBUFFERING, DENATURANT · 限制 III/15a3 · –Green

Ingredients explained

Water
Primary solvent and base; requires preservative system to prevent microbial growth
Propanediol
Polyol solvent at 1–5%; light feel, aids solubilization, propylene glycol alternative
Gluconolactone
Multifunctional agent for chelation and permeation; acidic, may irritate at high levels, buffer recommended.
Niacinamide
Niacinamide at 2–5%; improves texture, controls oil, brightens; high levels may cause sensitivity
Pentylene Glycol
Polyol humectant at 1-3%; low irritancy, suitable for sensitive skin
Glycerin
Workhorse humectant at 3–10%; tacky at high levels, pair with occlusives
Aloe Barbadensis Leaf Juice
Natural humectant and soother with high water activity; requires preservative system, generally well-tolerated
Potassium Sorbate
Preservative effective below pH 6; combinable with sodium benzoate
Sodium Benzoate
Preservative booster, effective below pH 4.5; combinable with sorbates
PPG-26-Buteth-26
Not decoded yet
PEG-40 Hydrogenated Castor Oil
Solubilizer and emulsifier for oil-soluble ingredients; high concentrations may cause contact dermatitis in sensitive skin.
1,2-Hexanediol
Polyol solvent and preservative booster at 1–5%; light feel, can replace some traditional preservatives
Caprylyl Glycol
Polyol conditioner and preservative booster at 0.5–3%; emollient feel, often paired with 1,2-hexanediol
Ethylhexylglycerin
Mild conditioner and preservative booster at 0.5–1%; reduces preservative load, smooth feel
Citric Acid
Buffer and chelator at 0.1–2%; adjusts pH, may irritate sensitive skin at low pH
Sodium Hydroxide
Strong base neutralizer for pH adjustment; handle with extreme care

Source: full ingredient list published on the product label, collected 2026-09-20. Ratings are our internal reading, not a regulatory conclusion. · Product page

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