Ingredient Periodic Table
Twelve actives.
Every one explained.
Each element shows the concentration that actually works and how strong the evidence is (●●● strong, ●●○ good, ●○○ emerging). Filter by group, then open any element for the full guide.
Don't care about the science? That's fine. Tell the Skin Concierge your problem and it'll pick the products for you.
- 01●●●NcNiacinamide2–5% (up to 10%)Vitamin
- 02●●●RtRetinol0.1–0.3% (up to 1%)Vitamin
- 03●●●SaSalicylic Acid0.5–2%Exfoliant
- 04●●○HaHyaluronic Acid0.1–2%Hydrator
- 05●●○VcVitamin C10–20% (L-ascorbic acid)Vitamin
- 06●●○CrCeramidesVaries (often 0.1–1% blends)Barrier
- 07●●○AzAzelaic Acid10% (OTC) · 15–20% (Rx)Antibacterial
- 08●●●GlGlycolic Acid5–10% (leave-on)Exfoliant
- 09●●●BpBenzoyl Peroxide2.5% (up to 5%)Antibacterial
- 10●●●ZnZinc OxideUp to 25% in sunscreenFilter
- 11●○○CaCentella AsiaticaVaries (extract or madecassoside)Botanical
- 12●○○PpPeptidesVaries by peptide (often 2–10% complexes)Signal