| CALCIUM |
Duke, 1992 * |
| FIBER |
Duke, 1992 * |
| OLEUROPEIN |
Iwu, M.M. 1993. Handbook of African Medicinal Plants. CRC Press, Boca Raton, FL 435 pp. |
| POTASSIUM |
Duke, 1992 * |
| QUERCETIN |
Huang, K. C. 1993. The Pharmacology of Chinese Herbs. CRC Press, Boca Raton, FL 388 pp. |
| RUTIN |
Huang, K. C. 1993. The Pharmacology of Chinese Herbs. CRC Press, Boca Raton, FL 388 pp. |
| VERBASCOSIDE |
Newall, C. A., Anderson, L. A. and Phillipson, J. D. 1996. Herbal Medicine - A Guide for Health-care Professionals. The Pharmaceutical Press, London. 296pp. |