|
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)
|
|