Factors and common conditions associated with adolescent dietary supplement use: an analysis of the National Health and Nutrition Examination Survey (NHANES)

Table 3 Percentage of US adolescents using any DS, any vitamin/minerals, and other non-vitamin/mineral supplements by demographic and health factors

Characteristic	% using any DS N = 1128	% using any vitamin/minerals N = 961	% using non-vitamin/minerals N = 185
Demographic Factors
Age
11 to 15 years old	26	23	4
16 to 19 years old	28	23	5
Gender
Female	28	24	4
Male	26	22	5
Race/Ethnicity
Non-Hispanic White	32	27	6
Non-Hispanic Black	15	13	1
Mexican American	19	15	2
All others	22	21	3
Family income
< $ 15,000	21	20	1
$15,000 – $34,999	20	16	4
$35,000 – $64,999	28	22	5
>$65,000	35	29	6
Refused/don't know	32	27	4
Clinical Factors
Reported health status
Excellent/very good	28	24	5
Good	24	21	4
Poor/fair	17	15	2
Prescription medication user
No	24	20	4
Yes	33	29	5
Individual conditions
Asthma	25	22	2
ADD	31	27	6
Hayfever	32	29	6
Headache	30	26	4
Obesity	25	19	5

ISSN: 2662-7671