The quality of information on the internet relating to top-selling dietary supplements in the Czech Republic

Result code in IS VaVaI

<a href="https://www.isvavai.cz/riv?ss=detail&h=RIV%2F00216208%3A11160%2F18%3A10382213" target="_blank" >RIV/00216208:11160/18:10382213 - isvavai.cz</a>

Result on the web

<a href="http://link.springer.com/article/10.1007/s11096-017-0564-x" target="_blank" >http://link.springer.com/article/10.1007/s11096-017-0564-x</a>

DOI - Digital Object Identifier

<a href="http://dx.doi.org/10.1007/s11096-017-0564-x" target="_blank" >10.1007/s11096-017-0564-x</a>

Result language

angličtina

Original language name

The quality of information on the internet relating to top-selling dietary supplements in the Czech Republic

Original language description

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.

Czech name

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Czech description

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Type

J_imp - Article in a specialist periodical, which is included in the Web of Science database

CEP classification

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OECD FORD branch

30104 - Pharmacology and pharmacy

Project

—

Continuities

S - Specificky vyzkum na vysokych skolach<br>I - Institucionalni podpora na dlouhodoby koncepcni rozvoj vyzkumne organizace

Publication year

2018

Confidentiality

S - Úplné a pravdivé údaje o projektu nepodléhají ochraně podle zvláštních právních předpisů

Name of the periodical

International Journal of Clinical Pharmacy

ISSN

2210-7703

e-ISSN

—

Volume of the periodical

40

Issue of the periodical within the volume

1

Country of publishing house

NL - THE KINGDOM OF THE NETHERLANDS

Number of pages

7

Pages from-to

183-189

UT code for WoS article

000426870000024

EID of the result in the Scopus database

2-s2.0-85035123924