List of Chemicals
| Chemicals Sort descending | Reference |
|---|---|
| ARBUTIN | Duke, 1992 * |
| ASCORBICACID | Martindale's 28th |
| BENZOICACID | Duke, 1992 * |
| CAFFEICACID | Duke, 1992 * |
| CITRICACID | Martindale's 29th |
| GALLICACID | Williamson, E. M. and Evans, F. J., Potter's New Cyclopaedia of Botanical Drugs and Preparations, Revised Ed., Saffron Walden, the C. W. Daniel Co., Ltd., Essex UK, 362 pp, 1988, reprint 1989. |
| HYDROQUINONE | Duke, 1992 * |
| KAEMPFEROL | Duke, 1992 * |
| MALICACID | Martindale's 29th |
| SALICYLICACID | A.L.L. Hunting. Encyclopedia of Shampoo Ingredients. Micelle Press, Cranford NJ. 467 pp. |
| SULFUR | Martindale's 29th |
| ZINC | Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp. |