The Index
Every ingredient, graded
INCI names in monospace, evidence grade at the row end, limits by region on every entry. Filter by what it does, what it's for, and where it's permitted.
32 ingredients
| Ingredient | INCI | Function | Typical % | Updated | Evidence |
|---|---|---|---|---|---|
| Adapalene | Adapalene | Retinoid, Anti-inflammatory, Keratolytic | 0.1–0.3 % | 27 Aug 2026 | Strong |
| Allantoin | Allantoin | Keratolytic, Soothing | 0.5–2 % | 5 Aug 2026 | Limited |
| Arginine | Arginine | Humectant, pH adjuster | — | 5 Oct 2026 | Functional |
| Azelaic acid | Azelaic Acid | Brightening, Anti-inflammatory, Antimicrobial, Keratolytic | 10–20 % | 19 Sept 2026 | Strong |
| BHT | BHT | Stabiliser | — | 5 Oct 2026 | Functional |
| Behentrimonium Methosulfate | Behentrimonium Methosulfate | Emulsifier, Conditioning agent | — | 5 Oct 2026 | Functional |
| Benzoyl peroxide | Benzoyl Peroxide | Antimicrobial, Keratolytic | 2.5–10 % | 3 Sept 2026 | Strong |
| Butylated Hydroxyanisole | Butylated Hydroxyanisole | Stabiliser | — | 5 Oct 2026 | Functional |
| Caprylyl Gallate | Caprylyl Gallate | Stabiliser | — | 5 Oct 2026 | Functional |
| Citric Acid | Citric Acid | pH adjuster, Chelator | 0.01–10 % | 5 Oct 2026 | Functional |
| Cocoyl Hydrolyzed Collagen | Cocoyl Hydrolyzed Collagen | Surfactant, Conditioning agent | — | 5 Oct 2026 | Functional |
| Diethylhexyl Syringylidenemalonate | Diethylhexyl Syringylidenemalonate | Stabiliser | — | 5 Oct 2026 | Functional |
| Dipotassium Phosphate | Dipotassium Phosphate | pH adjuster | — | 5 Oct 2026 | Functional |
| Disodium Phosphate | Disodium Phosphate | pH adjuster | — | 5 Oct 2026 | Functional |
| Dodecyl Gallate | Dodecyl Gallate | Stabiliser | — | 5 Oct 2026 | Functional |
| Ethylhexyl Gallate | Ethylhexyl Gallate | Stabiliser | — | 5 Oct 2026 | Functional |
| Ethylhexylglycerin | Ethylhexylglycerin | Preservative, Conditioning agent | — | 5 Oct 2026 | Functional |
| Magnesium Sulfate | Magnesium Sulfate | Stabiliser | — | 5 Oct 2026 | Functional |
| Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate | Pentaerythrityl Tetra-Di-t-Butyl Hydroxyhydrocinnamate | Stabiliser | — | 5 Oct 2026 | Functional |
| Potassium Cocoyl Hydrolyzed Collagen | Potassium Cocoyl Hydrolyzed Collagen | Surfactant, Conditioning agent | — | 5 Oct 2026 | Functional |
| Potassium Hydroxide | Potassium Hydroxide | pH adjuster | — | 5 Oct 2026 | Functional |
| Potassium Phosphate | Potassium Phosphate | pH adjuster | — | 5 Oct 2026 | Functional |
| Propyl Gallate | Propyl Gallate | Stabiliser | — | 5 Oct 2026 | Functional |
| Salicylic acid | Salicylic Acid | Exfoliant, Anti-inflammatory, Sebum regulating, Keratolytic | 0.5–2 % | 19 Sept 2026 | Strong |
| Simethicone | Simethicone | Stabiliser | — | 5 Oct 2026 | Functional |
| Sodium Cocoyl Hydrolyzed Collagen | Sodium Cocoyl Hydrolyzed Collagen | Surfactant, Conditioning agent | — | 5 Oct 2026 | Functional |
| Sodium Hydroxide | Sodium Hydroxide | pH adjuster | — | 5 Oct 2026 | Functional |
| Sodium Phosphate | Sodium Phosphate | pH adjuster | — | 5 Oct 2026 | Functional |
| TEA-Cocoyl Hydrolyzed Collagen | TEA-Cocoyl Hydrolyzed Collagen | Surfactant, Conditioning agent | — | 5 Oct 2026 | Functional |
| Triethanolamine | Triethanolamine | pH adjuster | — | 5 Oct 2026 | Functional |
| Tromethamine | Tromethamine | pH adjuster | — | 5 Oct 2026 | Functional |
| Urea | Urea | Humectant, Barrier repair, Keratolytic | 5–10 % | 20 Aug 2026 | Strong |