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.
| Ingredient | INCI | Function | Typical % | Updated | Evidence |
|---|---|---|---|---|---|
| Arginine | Arginine | Humectant, pH adjuster | — | 5 Oct 2026 | Functional |
| 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 |
| BHT | BHT | Stabiliser | — | 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 |
| Citric Acid | Citric Acid | pH adjuster, Chelator | 0.01–10 % | 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 |
| Magnesium Sulfate | Magnesium Sulfate | Stabiliser | — | 5 Oct 2026 | Functional |
| Niacinamide | Niacinamide | Brightening, Anti-inflammatory, Barrier repair, Sebum regulating | 2–5 % | 19 Sept 2026 | Strong |
| Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate | Pentaerythrityl Tetra-Di-t-Butyl Hydroxyhydrocinnamate | Stabiliser | — | 5 Oct 2026 | Functional |
| Potassium Hydroxide | Potassium Hydroxide | pH adjuster | — | 5 Oct 2026 | Functional |
| Potassium Phosphate | Potassium Phosphate | pH adjuster | — | 5 Oct 2026 | Functional |
| Simethicone | Simethicone | Stabiliser | — | 5 Oct 2026 | Functional |
| Sodium Hydroxide | Sodium Hydroxide | pH adjuster | — | 5 Oct 2026 | Functional |
| Sodium Phosphate | Sodium Phosphate | pH adjuster | — | 5 Oct 2026 | Functional |
| Sodium ascorbyl phosphate | Sodium Ascorbyl Phosphate | Antioxidant, Brightening, Antimicrobial | 1–5 % | 19 Sept 2026 | Moderate |
| Tranexamic acid | Tranexamic Acid | Brightening, Anti-inflammatory | 2–5 % | 19 Sept 2026 | Moderate |
| Triethanolamine | Triethanolamine | pH adjuster | — | 5 Oct 2026 | Functional |
| Tromethamine | Tromethamine | pH adjuster | — | 5 Oct 2026 | Functional |