A comprehensive review of the effects of mixing caffeinated energy drinks with alcohol

Background: In response to concern about whether mixing caffeinated energy drinks with alcohol (AED) increases alcohol consumption and related harm, and the role of industry in this debate, we conducted a comprehensive review of the resea rch evidence on the effects of AED and documented industry in...

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Main Authors: McKetin, Rebecca, Coen, A., Kaye, S.
Format: Journal Article
Published: Elsevier Ireland Ltd 2015
Online Access:http://hdl.handle.net/20.500.11937/56843
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author McKetin, Rebecca
Coen, A.
Kaye, S.
author_facet McKetin, Rebecca
Coen, A.
Kaye, S.
author_sort McKetin, Rebecca
building Curtin Institutional Repository
collection Online Access
description Background: In response to concern about whether mixing caffeinated energy drinks with alcohol (AED) increases alcohol consumption and related harm, and the role of industry in this debate, we conducted a comprehensive review of the resea rch evidence on the effects of AED and documented industry involvement in this research. Method: A systematic review of 6 databases. Studies must have examined the effect of consuming alcohol with energy drinks (ED) or caffeine on alcohol-related outcomes. Results: 62 studies were identified; 29 were experiments, 9 had industry ties (8 with Red Bull GmbH). Young adults who consumed AED drank more alcohol and experienced more alcohol-related harm than other drinkers. There was insufficient evidence to conclude that AED led to increased alcohol consumption or altered the nature of alcohol-related harm. However, AED consumers reported that AED increased stimulation and alertness, offset fatigue from drinking, and facilitated drinking. Experimental research also found that combining ED or caffeine with alcohol increased stimulation and alertness, offset alcohol-related fatigue and increased the desire to keep drinking. It did not change BAC, perceived intoxication, perceived impairment and it did not reverse alcohol-induced impairment on simple psychomotor tasks. Combining ED/caffeine with alcohol reduced alcohol-induced impairment on some but not all aspects of complex tasks. Although few in number, studies with industry ties presented contrary evidence. Conclusion: A growing body of evidence suggests that AED may facilitate drinking and related harms via its effects on intoxication but a causal link needs to be confirmed. The influence of industry involvement in this area of research needs to be monitored.
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spelling curtin-20.500.11937-568432018-01-08T04:46:37Z A comprehensive review of the effects of mixing caffeinated energy drinks with alcohol McKetin, Rebecca Coen, A. Kaye, S. Background: In response to concern about whether mixing caffeinated energy drinks with alcohol (AED) increases alcohol consumption and related harm, and the role of industry in this debate, we conducted a comprehensive review of the resea rch evidence on the effects of AED and documented industry involvement in this research. Method: A systematic review of 6 databases. Studies must have examined the effect of consuming alcohol with energy drinks (ED) or caffeine on alcohol-related outcomes. Results: 62 studies were identified; 29 were experiments, 9 had industry ties (8 with Red Bull GmbH). Young adults who consumed AED drank more alcohol and experienced more alcohol-related harm than other drinkers. There was insufficient evidence to conclude that AED led to increased alcohol consumption or altered the nature of alcohol-related harm. However, AED consumers reported that AED increased stimulation and alertness, offset fatigue from drinking, and facilitated drinking. Experimental research also found that combining ED or caffeine with alcohol increased stimulation and alertness, offset alcohol-related fatigue and increased the desire to keep drinking. It did not change BAC, perceived intoxication, perceived impairment and it did not reverse alcohol-induced impairment on simple psychomotor tasks. Combining ED/caffeine with alcohol reduced alcohol-induced impairment on some but not all aspects of complex tasks. Although few in number, studies with industry ties presented contrary evidence. Conclusion: A growing body of evidence suggests that AED may facilitate drinking and related harms via its effects on intoxication but a causal link needs to be confirmed. The influence of industry involvement in this area of research needs to be monitored. 2015 Journal Article http://hdl.handle.net/20.500.11937/56843 10.1016/j.drugalcdep.2015.01.047 Elsevier Ireland Ltd restricted
spellingShingle McKetin, Rebecca
Coen, A.
Kaye, S.
A comprehensive review of the effects of mixing caffeinated energy drinks with alcohol
title A comprehensive review of the effects of mixing caffeinated energy drinks with alcohol
title_full A comprehensive review of the effects of mixing caffeinated energy drinks with alcohol
title_fullStr A comprehensive review of the effects of mixing caffeinated energy drinks with alcohol
title_full_unstemmed A comprehensive review of the effects of mixing caffeinated energy drinks with alcohol
title_short A comprehensive review of the effects of mixing caffeinated energy drinks with alcohol
title_sort comprehensive review of the effects of mixing caffeinated energy drinks with alcohol
url http://hdl.handle.net/20.500.11937/56843