| Often (%) | Sometimes (<50%) | Rarely (%) | Never or No response (%) |
---|---|---|---|---|
Probiotics | 49 | 34 | 6 | 11 |
Essential fatty acids | 47 | 30 | 9 | 14 |
Minerals | 43 | 31 | 11 | 15 |
Vitamins (single or multi) | 40 | 40 | 7 | 13 |
Protein | 22 | 38 | 29 | 11 |
Fibre | 18 | 39 | 24 | 19 |
Herbal remedies | 18 | 31 | 32 | 19 |
Enzymes | 13 | 31 | 35 | 21 |