This November 2004 report from Consumer Reports (Feb2006, Vol. 71 Issue 2, p19-20) contains a wealth of unbiased, straightforward information about nutritional supplements. Among the topics it addresses are:

• Who should be using nutritional supplements and why.
• Why multivitamins may not be enough.
• Why you should avoid "bargain brand" supplements and buying supplements in "dollar stores".
• The dangers of "megadose" supplements.
• Optimal doses and safe upper limits for the 18 most critical nutrients.
• How to select a supplement that is best for you.

A lot of good information from a reliable source with no dog in the fight.