Q. Where can I find information on alternative medicine?

Try these databases:

• Mintel
• IbisWorld
• Medline  Search terms: Complementary OR "Alternative Medicine"

See also 
1. Complementary and Alternative medicine (CAM) resources from George Washington University

2. University of New Mexico Consumer Health Library Research Guide

Please note:
This is an FAQ about the consumers who use alternative medicine for the History of Drug Trades course research project with a contemporary focus, for more historical topics, JSTOR & the historical newspaper databases & books would be a better avenues to explore.  

Good keywords = "alternative medicine" OR supplements OR vitamins OR herbs