Table 3.
Most Frequently Reported Vitamins and Supplements Used More Than Once a Week in the 3 Months Before Baseline for Women and Men: LIFE Study, 2005 to 2009.a,b
| Vitamin or Supplement Name | Women | Men | ||
|---|---|---|---|---|
| n | % | n | % | |
| Multivitaminc,d,e | 317 | 63.3 | 218 | 43.5 |
| Prenatal vitamin with or without DHA | 110 | 22.0 | – | – |
| Prenatal vitamin with DHA | 14 | 2.8 | – | – |
| Fish oilc,f | 66 | 13.2 | 47 | 9.4 |
| Protein shakec | 37 | 7.4 | 45 | 9.0 |
| Folic acidd | 18 | 3.6 | ||
| Echinaceac | 17 | 3.4 | 15 | 3.0 |
| Calcium | 16 | 3.2 | ||
| Ginkgo bilobac,g | 5 | 1.0 | 15 | 3.0 |
| Vitamin C | 13 | 2.6 | 14 | 2.8 |
| Creatinec,g | – | – | 14 | 2.8 |
| Energy drink | – | – | 12 | 2.4 |
| Glucosamine with or without chondroitin | – | – | 11 | 2.2 |
| Glucosamine with chondroitin | – | – | 5 | 1.0 |
| St John’s wortc | 6 | 1.2 | 8 | 1.6 |
| Irond | 7 | 1.4 | – | – |
| Vitamin B12 | 7 | 1.4 | – | – |
| Vitamin not otherwise specified | 7 | 1.4 | – | – |
| Weight loss supplement | 5 | 1.0 | 6 | 1.2 |
| Vitamin B complex | – | – | 6 | 1.2 |
| Ginseng | – | – | 5 | 1.0 |
Abbreviations: LIFE, Longitudinal Study of Infertility and the Environment; DHA, docosahexaenoic acid.
aCell counts of <5.
bAgents reported by ≥1% of the cohort.
cSupplement from the structured interview.
dIncludes individuals who reported multivitamins at baseline when asked the question: “Are you currently taking any prescription medications, including prescription vitamins?”
eTwo women had missing information.
fTwo men had missing information.
gOne man had missing information.