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.
42 ingredients
| Ingredient | INCI | Function | Typical % | Updated | Evidence |
|---|---|---|---|---|---|
| 1,2-Hexanediol | 1,2-Hexanediol | Solvent, Preservative | — | 5 Oct 2026 | Functional |
| 2-Nitro-p-Phenylenediamine | 2-Nitro-p-Phenylenediamine | Colourant | — | 5 Oct 2026 | Functional |
| Adapalene | Adapalene | Retinoid, Anti-inflammatory, Keratolytic | 0.1–0.3 % | 27 Aug 2026 | Strong |
| Alcohol Denat | Alcohol Denat | Solvent | — | 5 Oct 2026 | Functional |
| Allantoin | Allantoin | Keratolytic, Soothing | 0.5–2 % | 5 Aug 2026 | Limited |
| Ascorbic acid | Ascorbic Acid | Antioxidant, Brightening | 10–20 % | 19 Sept 2026 | Strong |
| Azelaic acid | Azelaic Acid | Brightening, Anti-inflammatory, Antimicrobial, Keratolytic | 10–20 % | 19 Sept 2026 | Strong |
| Bakuchiol | Bakuchiol | Antioxidant, Retinoid | 0.5–1 % | 19 Sept 2026 | Limited |
| Benzoyl peroxide | Benzoyl Peroxide | Antimicrobial, Keratolytic | 2.5–10 % | 3 Sept 2026 | Strong |
| Blue 1 | Blue 1 | Colourant | — | 5 Oct 2026 | Functional |
| Butoxyethanol | Butoxyethanol | Solvent | — | 5 Oct 2026 | Functional |
| Butylene Glycol | Butylene Glycol | Humectant, Solvent | 1–20 % | 5 Oct 2026 | Functional |
| Butyloctyl Salicylate | Butyloctyl Salicylate | Emollient, Solvent | — | 5 Oct 2026 | Functional |
| C13-14 Isoparaffin | C13-14 Isoparaffin | Solvent | — | 5 Oct 2026 | Functional |
| Centella asiatica | Centella Asiatica Extract | Antioxidant, Anti-inflammatory, Soothing | 0.1–5 % | 19 Sept 2026 | Limited |
| Citric Acid | Citric Acid | pH adjuster, Chelator | 0.01–10 % | 5 Oct 2026 | Functional |
| Cyclopentasiloxane | Cyclopentasiloxane | Emollient, Solvent | — | 5 Oct 2026 | Functional |
| Dibutyl Adipate | Dibutyl Adipate | Emollient, Solvent | — | 5 Oct 2026 | Functional |
| Dimethyl Isosorbide | Dimethyl Isosorbide | Solvent | — | 5 Oct 2026 | Functional |
| Dipropylene Glycol | Dipropylene Glycol | Humectant, Solvent | — | 5 Oct 2026 | Functional |
| Disodium EDTA | Disodium EDTA | Chelator | — | 5 Oct 2026 | Functional |
| Ethoxydiglycol | Ethoxydiglycol | Solvent | — | 5 Oct 2026 | Functional |
| Gold | Gold | Colourant | — | 5 Oct 2026 | Functional |
| Hexylene Glycol | Hexylene Glycol | Humectant, Solvent | — | 5 Oct 2026 | Functional |
| Isododecane | Isododecane | Solvent | — | 5 Oct 2026 | Functional |
| Isohexadecane | Isohexadecane | Solvent | — | 5 Oct 2026 | Functional |
| Methylpropanediol | Methylpropanediol | Humectant, Solvent | — | 5 Oct 2026 | Functional |
| PEG-12 | PEG-12 | Humectant, Solvent | — | 5 Oct 2026 | Functional |
| Pentylene Glycol | Pentylene Glycol | Humectant, Solvent, Preservative | — | 5 Oct 2026 | Functional |
| Propanediol | Propanediol | Humectant, Solvent | 1–20 % | 5 Oct 2026 | Functional |
| Propylene Glycol | Propylene Glycol | Humectant, Solvent | — | 5 Oct 2026 | Functional |
| Salicylic acid | Salicylic Acid | Exfoliant, Anti-inflammatory, Sebum regulating, Keratolytic | 0.5–2 % | 19 Sept 2026 | Strong |
| Sodium Gluconate | Sodium Gluconate | Chelator | — | 5 Oct 2026 | Functional |
| Sodium ascorbyl phosphate | Sodium Ascorbyl Phosphate | Antioxidant, Brightening, Antimicrobial | 1–5 % | 19 Sept 2026 | Moderate |
| Squalane | Squalane | Emollient, Occlusive, Antioxidant | 1–100 % | 12 Aug 2026 | Moderate |
| T-Butyl Alcohol | t-Butyl Alcohol | Solvent | — | 5 Oct 2026 | Functional |
| Tetrasodium EDTA | Tetrasodium EDTA | Chelator | — | 5 Oct 2026 | Functional |
| Tocopheryl Acetate | Tocopheryl Acetate | Antioxidant | — | 5 Oct 2026 | Emerging |
| Trisiloxane | Trisiloxane | Solvent | — | 5 Oct 2026 | Functional |
| Trisodium Ethylenediamine Disuccinate | Trisodium Ethylenediamine Disuccinate | Chelator | — | 5 Oct 2026 | Functional |
| Urea | Urea | Humectant, Barrier repair, Keratolytic | 5–10 % | 20 Aug 2026 | Strong |
| Water | Aqua / Water / Eau | Solvent | — | 5 Oct 2026 | Functional |