Here's an example of the complexity that is built in to the American lifestyle. First, it should be noted that the supplement business is in excess of $20-billion. So, there's a lot at stake here.

Recently, there have been reports that some vitamins might be harmful to our health. You can read the reports here.

Now, read some explanations about  the reports:
  1. Two experts address the issue.
  2. A passionate nutritionist responds.

For the record, I prefer getting my vitamins from real food. However, based on my research, I do take a vitamin D (Fall and Winter only) and an Omega 3 supplement - no multivitamin. Since I live in Atlanta, I can get enough vitamin D from the best source - the Sun.