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. Author manuscript; available in PMC: 2015 Sep 18.
Published in final edited form as: Natl Health Stat Report. 2015 Feb 10;(79):1–16.

Table 3.

Adults aged 18 and over who used selected types of nonvitamin, nonmineral dietary supplements during the past 30 days: United States, 2007 and 2012

Dietary supplements1 2007
2012
p value
Number (in thousands) Age-adjusted percent2 (standard error) Number (in thousands) Age-adjusted percent2 (standard error)
Fish oil3 10,923 4.8 (0.17) 18,848 7.8 (0.22)
Glucosamine or chondroitin 7,236 3.2 (0.14) 6,450 2.6 (0.11)
Probiotics or prebiotics 865 0.4 (0.05) 3,857 1.6 (0.09)
Melatonin 1,296 0.6 (0.06) 3,065 1.3 (0.08)
Coenzyme Q–10 (CoQ10) 2,691 1.2 (0.08) 3,265 1.3 (0.08) ††
Echinacea 4,848 2.2 (0.12) 2,261 0.9 (0.06)
Cranberry (pills or capsules) 1,560 0.7 (0.06) 1,934 0.8 (0.06) ††
Garlic supplements 3,278 1.4 (0.09) 1,927 0.8 (0.06)
Ginseng 3,345 1.5 (0.10) 1,752 0.7 (0.06)
Ginkgo biloba 2,977 1.3 (0.10) 1,619 0.7 (0.06)
Green tea pills (not brewed tea) or EGCG (pills)4 1,528 0.7 (0.06) 1,503 0.6 (0.05) ††
Combination herb pill 3,446 1.5 (0.10) 1,463 0.6 (0.05)
MSM (methylsulfonylmethane) 1,312 0.6 (0.05) 1,051 0.4 (0.04)
Milk thistle (silymarin) 1,001 0.4 (0.05) 988 0.4 (0.04) ††
Saw palmetto 1,682 0.7 (0.07) 988 0.4 (0.04)
Valerian 877 0.4 (0.05) 801 0.3 (0.04) ††

p < 0.05.

††

Difference is not statistically significant.

1

Respondents may have used more than one nonvitamin, nonmineral dietary supplement.

2

The denominator used in the calculation of percentages was all sample adults.

3

In 2007, fish oil was described as fish oil or omega 3 or DHA fatty acid. In 2012, fish oil was described as fish oil or omega 3 or DHA or EPA fatty acid.

4

EGCG is epigallocatechin gallate.

NOTES: Estimates were age-adjusted using the projected 2000 U.S. population as the standard population and using four age groups: 18–24, 25–44, 45–64, and 65 and over. Estimates are based on household interviews of a sample of the civilian noninstitutionalized population.

SOURCE: CDC/NCHS, National Health Interview Survey, 2007 and 2012.