The prevalence and predictors of dietary supplement use in the Australian population

Current dietary supplement use in Australia is not well described. We investigated the prevalence and predictors of supplement use in the Australian population (n = 19,257) using data from the 2014-2015 National Health Survey. We reported the prevalence of supplement use by sex and age group and inv...

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Main Authors: O'Brien, Stacey, Malacova, Eva, Sherriff, Jill, Black, Lucinda
Format: Journal Article
Published: MDPI Publishing 2017
Online Access:http://hdl.handle.net/20.500.11937/57664
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author O'Brien, Stacey
Malacova, Eva
Sherriff, Jill
Black, Lucinda
author_facet O'Brien, Stacey
Malacova, Eva
Sherriff, Jill
Black, Lucinda
author_sort O'Brien, Stacey
building Curtin Institutional Repository
collection Online Access
description Current dietary supplement use in Australia is not well described. We investigated the prevalence and predictors of supplement use in the Australian population (n = 19,257) using data from the 2014-2015 National Health Survey. We reported the prevalence of supplement use by sex and age group and investigated the independent predictors of supplement use in adults, adolescents, and children using multiple logistic regression models. A total of 43.2% of adults (34.9% of males, 50.3% of females), 20.1% of adolescents (19.7% of males, 20.6% of females), and 23.5% of children (24.4% of males, 22.5% of females) used at least one dietary supplement in the previous two weeks. The most commonly used supplements were multivitamins and/or multiminerals and fish oil preparations. In adults, independent predictors of supplement use included being female, increasing age, being born outside Australia and other main English-speaking countries, having a higher education level, having a healthy BMI compared to those who were obese, being physically active, and being a non-smoker. To our knowledge, this is the first detailed investigation of dietary supplement use in a nationally-representative sample of the Australian population. Future studies investigating the contribution of supplements to overall dietary intakes of vitamins, minerals, and omega-3 fatty acids are warranted. © 2017 by the authors. Licensee MDPI, Basel, Switzerland.
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spelling curtin-20.500.11937-576642021-01-05T08:07:07Z The prevalence and predictors of dietary supplement use in the Australian population O'Brien, Stacey Malacova, Eva Sherriff, Jill Black, Lucinda Current dietary supplement use in Australia is not well described. We investigated the prevalence and predictors of supplement use in the Australian population (n = 19,257) using data from the 2014-2015 National Health Survey. We reported the prevalence of supplement use by sex and age group and investigated the independent predictors of supplement use in adults, adolescents, and children using multiple logistic regression models. A total of 43.2% of adults (34.9% of males, 50.3% of females), 20.1% of adolescents (19.7% of males, 20.6% of females), and 23.5% of children (24.4% of males, 22.5% of females) used at least one dietary supplement in the previous two weeks. The most commonly used supplements were multivitamins and/or multiminerals and fish oil preparations. In adults, independent predictors of supplement use included being female, increasing age, being born outside Australia and other main English-speaking countries, having a higher education level, having a healthy BMI compared to those who were obese, being physically active, and being a non-smoker. To our knowledge, this is the first detailed investigation of dietary supplement use in a nationally-representative sample of the Australian population. Future studies investigating the contribution of supplements to overall dietary intakes of vitamins, minerals, and omega-3 fatty acids are warranted. © 2017 by the authors. Licensee MDPI, Basel, Switzerland. 2017 Journal Article http://hdl.handle.net/20.500.11937/57664 10.3390/nu9101154 http://creativecommons.org/licenses/by/4.0/ MDPI Publishing fulltext
spellingShingle O'Brien, Stacey
Malacova, Eva
Sherriff, Jill
Black, Lucinda
The prevalence and predictors of dietary supplement use in the Australian population
title The prevalence and predictors of dietary supplement use in the Australian population
title_full The prevalence and predictors of dietary supplement use in the Australian population
title_fullStr The prevalence and predictors of dietary supplement use in the Australian population
title_full_unstemmed The prevalence and predictors of dietary supplement use in the Australian population
title_short The prevalence and predictors of dietary supplement use in the Australian population
title_sort prevalence and predictors of dietary supplement use in the australian population
url http://hdl.handle.net/20.500.11937/57664