
| INCI name French name | Other names | Origin (s) | Function (s) |
|---|---|---|---|
| Tea-tree essential oil Tea-Tree Essential Oil | Tea-tree essential oil | Plant | Skin Conditioning Agent |
| Tephrosia purpurea seed extract Wild Indigo Seed Extract | Tephrosia purpurea seed extract | Plant | Skin Conditioning Agent |
| Terephthalylidene dicamphor sulfonic acid Ecamsule | Terephthalylidene dicamphor sulfonic acid | Plant , Synthetic | UV Absorber , UV Filter , Light stabilizer |
| Terminaila bellerica fruit powder Bahera Fruit Powder | Terminalia bellerica fruit powder | Plant | Skin Conditioning Agent |
| Terminalia chebula fruit powder Chebulic Myrobalan Fruit Powder | Terminalia chebula fruit powder | Plant | Skin Conditioning Agent |
| Terminalia ferdinandiana fruit extract Kakadu Plum Fruit Extract | Terminalia ferdinandiana fruit extract | Plant | Antioxidant , Bleaching Agent |
| Terpineol Terpineol | Terpineol | Plant , Synthetic | Fragrance , Perfuming |
| Terpinolene Terpinolene | Terpinolene | Synthetic | Fragrance |
| Tetrabutyl phenyl hydroxybenzoate Tetrabutyl Phenyl Hydroxybenzoate | Tetrabutyl phenyl hydroxybenzoate | Synthetic | Antioxidant , UV Absorber |
| Tetradecyl aminobutyroylvalylaminobutyric urea trifluoroacetate Tetradecyl Aminobutyroylvalylaminobutyric Urea Trifluoroacetate | Tetradecyl aminobutyroylvalylaminobutyric urea trifluoroacetate | Synthetic | Skin Conditioning Agent |
| Tetrahexyldecyl ascorbate Tetrahexyldecyl Ascorbate | Tetrahexyldecyl ascorbate | Plant , Synthetic | Antioxidant , Skin Conditioning Agent |
| Tetrahydrodiferuloylmethane Tetrahydrodiferuloylmethane | Tetrahydrodiferuloylmethane | Synthetic | Antioxidant |
| Tetrahydrojasmonic acid Tetrahydrojasmonic Acid | Tetrahydrojasmonic acid | Plant , Synthetic | Skin Conditioning Agent |
| Tetrahydropiperine Tetrahydropiperine | Tetrahydropiperine | Synthetic | Skin Conditioning Agent |
| Tetrahydroxypropyl ethylenediamine Tetrahydroxypropyl Ethylenediamine | Tetrahydroxypropyl ethylenediamine | Synthetic | Chelating Agent |
| Tetramethyl acetyloctahydronaphthalenes Tetramethyl Acetyloctahydronaphthalenes | Tetramethyl acetyloctahydronaphthalenes | Synthetic | Fragrance , Perfuming , Skin conditioning - Miscellaneous |
| Tetramethyl hexaphenyl tetrasiloxane Tetramethyl Hexaphenyl Tetrasiloxane | Tetramethyl hexaphenyl tetrasiloxane | Synthetic | Skin Conditioning Agent |
| Tetrapeptide-30 Tetrapeptide-30 | Tetrapeptide-30 | Synthetic | Skin Conditioning Agent , Skin Protecting Agent |
| Tetrapotassium polyphosphate Tetrapotassium Polyphosphate | Tetrapotassium polyphosphate | Synthetic | Chelating Agent |
| Tetrapotassium pyrophosphate Tetrapotassium Pyrophosphate | Tetrapotassium pyrophosphate | Synthetic | Buffering Agent , Chelating Agent , Oral Care Agent |