Safety issues associated with commercially available energy drinks.

Objective: To describe benefits and adverse effects associated with the consumption of energy drinks.

Data Sources: Searches were conducted using Medline, IPA (International Pharmaceutical Abstracts), EMBASE, and MANTIS; databases such as Natural Medicines Comprehensive Database, Natural Standard, ALTMEDEX, and AltHealthWatch; and Google (range 1980 to September 2007). Search terms included energy drink, Red Bull, caffeine, glucose, ginseng, guarana, taurine, and bitter orange.

National survey of dietary supplement resources at drug information centers.

Objective: To assess the resources drug information centers are currently using to respond to dietary supplement information requests and to determine the frequency with which drug information centers are used as sources of information on dietary supplements.

Design: Cross-sectional survey.

Setting: United States.