
| INCI name French name | Other names | Origin (s) | Function (s) |
|---|---|---|---|
| Sigesbeckia orientalis extract Sigesbeckia Orientalis Extract | Sigesbeckia orientalis , Sigesbeckia orientalis extract , Sigesbeckia (Siegesbeckia) orientalis extract | Plant | Skin Conditioning Agent , Tonic |
| Silanediol salicylate Silanediol Salicylate | Silanediol salicylate | Synthetic | Emollient , Skin Conditioning Agent |
| Silanetriol Methylsilanetriol | Silanetriol | Synthetic | Hair Conditioning Agent |
| Silene uniflora extract Marin Silene Extract | Silene uniflora extract | Plant | Skin Protecting Agent , Hair Conditioning Agent |
| Silica Silica | Silica , Silicium bio-activated™ | Mineral | Abrasive Agent , Absorbent , Anticaking Agent , Bulking Agent , Opacifying Agent , Viscosity Controlling Agent |
| Silica caprylyl silylate Silica Caprylyl Silylate | Silica caprylyl silylate | Plant , Mineral | Viscosity Controlling Agent |
| Silica, CI 77499 Silica, Black Iron Oxide | Silica (and) CI 77499 | Mineral | Cosmetic Colorant |
| Silica, CI 77891 Silica, Titanium Dioxide | Silica (and) CI 77891 | Mineral | Cosmetic Colorant |
| Silica, CI 77891, CI 77491 Silica, Titanium Dioxide, Red Iron Oxide | Silica (and) CI 77891 (and) CI 77491 | Mineral | Cosmetic Colorant |
| Silica, CI 77891, CI 77491, CI 77492 Silica, Titanium Dioxide, Red Iron Oxide, Yellow Iron Oxide | Silica (and) CI 77891 (and) CI 77491 (and) CI 77492 | Mineral | Cosmetic Colorant |
| Silica dimethicone silylate Silica Dimethicone Silylate | Silica dimethicone silylate | Synthetic , Mineral | Absorbent , Anticaking Agent , Antifoaming Agent , Viscosity Controlling Agent |
| Silica dimethyl silylate Silica Dimethyl Silylate | Silica dimethyl silylate , Silica dimethyl silylate (Nano/silica dimethyl silycate) | Synthetic , Mineral | Anticaking Agent , Antifoaming , Emollient , Emulsion Stabilising Agent , Viscosity Controlling Agent |
| Silica silylate Silica Silylate | Silica silylate | Synthetic | Anticaking Agent , Skin Conditioning Agent , Viscosity Controlling Agent , Antifoaming Agent , Bulking Agent , Emollient , Emulsion Stabilising Agent |
| Silicone quaternium-18 Silicone Quaternium-18 | Silicone quaternium-18 | Synthetic | Emollient , Skin Conditioning Agent |
| Silk amino acids Silk Amino Acids | Silk amino acids | Synthetic , Animal | Hair Conditioning Agent , Humectant , Skin Conditioning Agent |
| Silk powder Silk (Serica) Powder | Silk (Serica) powder , Silk powder | Mineral | Skin Conditioning Agent , Bulking Agent |
| Siloxanetriol alginate Siloxanetriol Alginate | Siloxanetriol alginate | Plant , Synthetic | Skin Conditioning Agent |
| Silver Silver | Argent | Mineral | Deodorant , Skin Conditioning Agent , Colorant (White) |
| Silver chloride Silver Chloride | Silver chloride | Synthetic , Mineral | Preservative |
| Silybum marianum ethyl ester Milk Thistle Ethyl Ester | Silybum marianum ethyl ester | Plant , Synthetic | Skin Conditioning Agent |