An official website of the United States government.
Common Names
Tea
How this plant is used
Food
| Chemical Name | Activity Count | Plant Part | Low Parts Per Million | High Parts Per Million | Standard Deviation | Reference |
|---|---|---|---|---|---|---|
| STIGMASTEROL | 12 | Seed Oil | not available | not available | not available | Duke, 1992 * |
| STRICTININ | 1 | Leaf | not available | 130.0 | 1.18 | Duke, 1992 * |
| SULFUR | 14 | Leaf | not available | 880.0 | -0.93 | ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes. |
| TANNIC-ACID | 41 | Leaf | not available | not available | not available | Duke, 1992 * |
| TANNIN | 35 | Leaf | 33800.0 | 270000.0 | 1.95 | Duke, 1992 * |
| TANNINS | 0 | Leaf | 33800.0 | 270000.0 | 2.25 | Duke, 1992 * |
| TARAXEROL | 2 | Seed Oil | not available | 20.0 | not available | Duke, 1992 * |
| TEASTERONE | 0 | Leaf | not available | not available | not available | Duke, 1992 * |
| TETRAMETHYL-PYRAZINE | 22 | Leaf | not available | not available | not available | Jim Duke's personal files. |
| TETRAMETHYLTRIOXYPURINE | 0 | Leaf | not available | not available | not available | Duke, 1992 * |
| THEAFLAGALLIN | 0 | Leaf | 3.0 | 4.0 | not available | Jim Duke's personal files. |
| THEAFLAVIN | 7 | Leaf | 5.4 | 600.0 | not available | Duke, 1992 * |
| THEAFLAVIN | 7 | Shoot | 1800.0 | 14000.0 | not available | Duke, 1992 * |
| THEAFLAVIN-3'-O-GALLATE | 0 | Leaf | 19.0 | 800.0 | not available | Duke, 1992 * |
| THEAFLAVIN-3-3'-DI-O-GALLATE | 0 | Leaf | 18.0 | 300.0 | not available | Duke, 1992 * |
| THEAFLAVIN-3-GALLATE | 0 | Leaf | not available | not available | not available | Duke, 1992 * |
| THEAFLAVIN-ACID | 0 | Leaf | not available | not available | not available | Duke, 1992 * |
| THEAFLAVIN-DIGALLATE | 3 | Leaf | 700.0 | 2500.0 | not available | Duke, 1992 * |
| THEAFLAVIN-GALLATE-A | 0 | Leaf | 1700.0 | 8300.0 | not available | Duke, 1992 * |
| THEAFLAVIN-GALLATE-B | 0 | Leaf | 2400.0 | 2500.0 | not available | Duke, 1992 * |
| Activity | Chemical Count | Reference |
|---|---|---|
| Cholesterolytic | 2 | Duke, 1992 * |
| Choline-Sparing | 2 | Singleton, V.L. 1981. Naturally Occurring Food Toxicants: Phenolic Substances of Plant Origin Common in Foods. Advances in Food Research 27: 149-217. |
| Cicatrizant | 1 | Duke, 1992 * |
| Ciliotoxic | 1 | Yamamoto, A., Umemori, S., and Muranishi, S. 1993. Absorption Enhancement of Intrapulmonary Administered Insulin by Various Absorption Enhancers and Protease Inhibitors in Rats. J. Pharm. Pharmacol. 46: 14-18, 1994. |
| Circulotonic | 1 | Duke, 1992 * |
| Clastogenic | 2 | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| CNS-Active | 2 | Wichtl, M. 1984. Teedrogen. Ein Handbuch fur Apotheker und Arzte. Wissenschaftliche Verlagsgesellscharft. mbH Stuttgart. 393 pp. |
| CNS-Depressant | 11 | Duke, 1992 * |
| CNS-Paralytic | 1 | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| CNS-Stimulant | 8 | Huang, K. C. 1993. The Pharmacology of Chinese Herbs. CRC Press, Boca Raton, FL 388 pp. |
| Co-carcinogenic | 1 | Duke, 1992 * |
| Cold-preventive | 1 | Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp. |
| Coleoptophile | 1 | Duke, 1992 * |
| Collagen-Sparing | 2 | Duke, 1992 * |
| Collagenic | 2 | Duke, 1992 * |
| Colorant | 6 | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| Comedogenic | 1 | Martindale's 29th |
| Comedolytic | 2 | Martindale's 29th |
| COMP-Inhibitor | 5 | Dullo, A. G., et al. 1999. Efficacy of a green tea extract rich in catechin polyphenols and caffeine in increasing 24-h energy expenditure and fat oxidation in humans. Am. J. Clinical Nutrition, 70: 1040-1045. |
| COMT-Inhibitor | 1 | Duke, 1992 * |