The quality of information on the internet relating to top-selling dietary supplements in the Czech Republic
Jazyk angličtina Země Nizozemsko Médium print-electronic
Typ dokumentu časopisecké články
PubMed
29177614
DOI
10.1007/s11096-017-0564-x
PII: 10.1007/s11096-017-0564-x
Knihovny.cz E-zdroje
- Klíčová slova
- Czech Republic, Dietary supplements, Information quality, Internet, Patients´ safety, Public health, Websites,
- MeSH
- internet ekonomika normy MeSH
- lidé MeSH
- potravní doplňky ekonomika normy MeSH
- průřezové studie MeSH
- řízení kvality * MeSH
- šíření informací * metody MeSH
- Check Tag
- lidé MeSH
- Publikační typ
- časopisecké články MeSH
- Geografické názvy
- Česká republika epidemiologie MeSH
Background The purchase of dietary supplements (DS) via the Internet is increasing worldwide as well as in the Czech Republic. Objective The aim of the study is to evaluate the quality of information on DS available on the Internet. Setting Czech websites related to dietary supplements. Methods A cross-sectional study was carried out involving the analysis of information placed on the websites related to the 100 top-selling DS in the Czech Republic in 2014, according to IMS Health data. Main outcome measure The following criteria were evaluated: contact for the manufacturer, recommended dosage, information on active substances as well as overall composition, permitted health claims, % of the daily reference intake value (DRIV) for vitamins and minerals, link for online counseling, pregnancy/breastfeeding, allergy information, contraindications, adverse reactions, and supplement-drug interactions (some criteria were evaluated from both points of view). Results A total of 199 web domains and 850 websites were evaluated. From the regulatory point of view, all the criteria were fulfilled by 11.3% of websites. Almost 9% of the websites reported information referring to the treatment, cure, or prevention of a disease. From the clinical point of view, all the criteria were only met by one website. Conclusions The quality of information related to DS available on the Internet in the Czech Republic is quite low. The consumers should consult a specialist when using DS purchased online.
Zobrazit více v PubMed
BMC Pregnancy Childbirth. 2016 Mar 28;16:65 PubMed
Am J Med. 2014 Feb;127(2):109-15 PubMed
Am J Clin Oncol. 2006 Apr;29(2):178-82 PubMed
Bundesgesundheitsblatt Gesundheitsforschung Gesundheitsschutz. 2004 Nov;47(11):1057-65 PubMed
Br J Nutr. 2004 Apr;91(4):617-23 PubMed
Nutr Rev. 2013 May;71(5):268-81 PubMed
Clin Pediatr (Phila). 2014 Feb;53(2):133-40 PubMed
Oman Med J. 2015 Jul;30(4):229-36 PubMed
JAMA. 2003 Sep 17;290(11):1505-9 PubMed
Forsch Komplementmed. 2016;23(1):22-8 PubMed
Clin Pharmacol Ther. 2005 Mar;77(3):113-22 PubMed
Am J Nephrol. 2014;40(5):393-8 PubMed
Arch Intern Med. 2004 Mar 22;164(6):630-6 PubMed
Mayo Clin Proc. 2003 Aug;78(8):944-6 PubMed
Eur J Clin Nutr. 2009 Feb;63(2):273-81 PubMed
Heart Rhythm. 2009 May;6(5):658-62 PubMed
JAMA. 2002 Jun 5;287(21):2869-71 PubMed
Inform Health Soc Care. 2016 Dec;41(4):417-29 PubMed
J Altern Complement Med. 2007 Nov;13(9):1035-43 PubMed
