A–Z of supplements: dietary supplements, sports nutrition foods and ergogenic aids for health and performance Part 2

British Journal of Sports Medicine 2009;43:807-810
The subject of supplements is of crucial importance and there is a vital need for reliable, balanced and unbiased information for athletes and their support staff. The use and potential for abuse of supplements by athletes have been of concern to all those involved in supporting athletes for many years. Of primary concern is the health of the athlete. Performance issues are secondary and performance will only be helped if optimum health is  maintained. The ergogenic effects of many supplements are controversial and good evidence for efficacy is rare.
This 2. part covers:
AMINO ACIDS, ANDROSTENEDIONE, ARGININE,ASPARAGINE AND ASPARTATE