A–Z of nutritional supplements: Part 4

Br J Sports Med. 2009 Dec;43(14):1088-90.
In Part 4, the review takes us from aspartame, a sweetening ingredient found in many foods and drinks, to BCAA, the three branched chain essential amino acids; then onto bee pollen, marketed as a ‘‘superfood,’’  followed by the ultra trace element boron, known more for its association with bone health, and finally to L-carnitine, a supplement which is widely used in the sporting arena and seems to be gaining in popularity.