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| Chemical Name | Dosage | Reference |
|---|---|---|
| URSOLIC-ACID | not available | Planta Medica, 57: A56, 1991. |
| WITHAFERIN-A | not available | ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes. |
| ZINC | 50 mg/3x/day/orl/man | Duke, 1992 * |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Rheum palmatum | Chinese Rhubarb | 5 | 15, 026 |
| Rheum rhabarbarum | Rhubarb | 12 | 41, 893.5 |
| Rhizophora mangle | Red Mangrove | 7 | 30, 631 |
| Rhododendron dauricum | Chinese Alpenrose | 2 | 0 |
| Rhododendron ferrugineum | Rusty-Leaved Alpenrose | 1 | 0 |
| Rhododendron ponticum | Pontic Alpenrose | 1 | 0 |
| Rhodymenia palmata | Dulse | 7 | 12, 446 |
| Rhoeo spathacea | Cordoban | 1 | 0 |
| Rhus copallina | Dwarf Sumac; Winged Sumac | 5 | 123, 696 |
| Rhus coriaria | Sicilian Sumac; Sumac; Tanner's Sumac | 1 | 0 |
| Rhus glabra | Smooth Sumac | 6 | 29, 842.25 |
| Rhus toxicodendron | Poison Ivy | 2 | 0 |
| Rhynchosia minima | Burn Mouth Vine | 1 | 19, 200 |
| Ribes nigrum | Black Currant | 15 | 741, 938.0020000001 |
| Ribes rubrum | Red Currant; White Currant | 13 | 23, 106 |
| Ribes uva-crispa | Gooseberry | 13 | 31, 043 |
| Ricinus communis | Castorbean | 5 | 26, 709 |
| Robinia pseudoacacia | Black Locust | 2 | 104, 490 |
| Rollinia mucosa | Biriba; Lancewood | 2 | 5, 000 |
| Rosa canina | Rose; Dogbrier; Dog Rose | 12 | 268, 494.2999997139 |