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Number of women taking different types of supplements during pregnancy
| Supplement | First trimester | Second trimester | Third trimester |
|---|---|---|---|
| Folic acid | 845 | 51 | 2 |
| Iron | 8 | 21 | 29 |
| Folic acid/iron | 2 | 1 | 1 |
| Multivitamin-mineral | 293 | 177 | 79 |
| Evening primrose | 6 | 2 | 2 |
| Cod liver oil | 10 | 2 | 3 |
| Omega 3 fish oil | 11 | 12 | 9 |
| Vitamin C | 18 | 8 | 15 |
| Vitamin B | 7 | 0 | 2 |
| Vitamin E | 1 | 3 | 1 |
| Vitamin A | 0 | 0 | 1 |
| Calcium | 14 | 8 | 3 |
| Zinc | 7 | 1 | 1 |
| Magnesium | 2 | 0 | 0 |
| Selenium | 2 | 0 | 0 |
