Table 3 Frequencies of usage for vitamins, minerals, diet and herbs
Type of CAM | Never | Twice at most | 3–6 times | >  6 times | Cannot remember |
|---|---|---|---|---|---|
Vitamins and minerals | |||||
 Vitamin E | 90.4% | 7.7% | 1.9% | 0.0% | 0.0% |
 Folate | 96.1% | 2.0% | 2.0% | 0.0% | 0.0% |
 Magnesium with zinc | 98.0% | 2.0% | 0.0% | 0.0% | 0.0% |
 Omega-3 fatty acids | 90.2% | 2.0% | 2.0% | 5.9% | 0.0% |
 Niacin | 94.0% | 2.0% | 2.0% | 2.0% | 0.0% |
 Iron | 86.5% | 3.8% | 3.8% | 5.8% | 0.0% |
 Vitamin C | 88.2% | 7.8% | 2.0% | 2.0% | 0.0% |
 Calcium phosphate | 94.0% | 4.0% | 0.0% | 2.0% | 0.0% |
 Cobalamin | 86.3% | 9.8% | 2.0% | 2.0% | 0.0% |
 Vitamin D | 86.5% | 5.8% | 5.8% | 1.9% | 0.0% |
 Vitamin B6 | 94.0% | 4.0% | 0.0% | 2.0% | 0.0% |
 Vitamin A | 94.2% | 3.8% | 1.9% | 0.0% | 0.0% |
 Vitamin B complex | 84.6% | 7.7% | 3.8% | 3.8% | 0.0% |
Diet and herbs | |||||
 Medical herbs | 43.4% | 28.3% | 11.3% | 17.0% | 0.0% |
 Honey | 46.3% | 25.9% | 11.1% | 13.0% | 3.7% |
 Onion | 66.0% | 15.1% | 9.4% | 9.4% | 0.0% |
 Black seed | 62.3% | 15.1% | 7.5% | 15.1% | 0.0% |
 Fenugreek | 73.1% | 21.2% | 0.0% | 5.8% | 0.0% |
 Garlic | 64.2% | 15.1% | 9.4% | 11.3% | 0.0% |
 Chamomile | 51.9% | 27.8% | 11.1% | 9.3% | 0.0% |
 Liquorice root | 90.0% | 8.0% | 2.0% | 0.0% | 0.0% |
 Holy basil | 80.4% | 11.8% | 7.8% | 0.0% | 0.0% |
 Milk thistle | 69.2% | 11.5% | 11.5% | 5.8% | 1.9% |
 Thyme | 43.4% | 24.5% | 18.9% | 13.2% | 0.0% |
 Ginger | 60.4% | 20.8% | 11.3% | 7.5% | 0.0% |
 Cinnamon | 58.8% | 15.7% | 13.7% | 9.8% | 2.0% |
 Balsam pear | 55.8% | 15.4% | 9.6% | 15.4% | 3.8% |
 Mushrooms | 52.9% | 23.5% | 11.8% | 11.8% | 0.0% |
 Prickly pear | 56.6% | 13.2% | 17.0% | 11.3% | 1.9% |