Table 1. Prevalence of dietary supplement use in young athletes. |
Author, year |
N |
Age (yrs) |
Prevalence |
3 Most Common Supplements (%) |
Sobal and Marquart, 1994 |
742 |
High School students |
38% |
Vitamin C (25) Mulivitamins (19) Iron (11) |
Kim and Keen, 1999 |
1,355 |
16-19 |
35.8% |
Vitamin C (41.2) Multivitamins (27) Calcium (10.7) |
O'Dea, 2003 |
78 |
11-18 |
n/a |
Sports drinks (56.4) Vitamin/minerals (48.7) Energy drinks (42.3) |
Ziegler et al., 2003 |
105 |
16 |
71% |
Multivitamin/mineral (M-61, F 83) Herbals (M-44, F-48) Multivitamin only ( F-42) Protein bars (M-38) |
Bell et al., 2004 |
333 |
13-19 |
n/a |
Multivitamin/minerals (42.5) Protein (13.5) Energizers (6) |
Nieper, 2005 |
32 |
18 |
62% |
Multivitamins (45) Vitamin C (35) Iron (30) |
Scofield and Unruh, 2006 |
139 |
14-19 |
22.3% |
Meal replacement protein (23.7) Vitamin-minerals (19.4) Creatine (16) |
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