Q. Where can I find information on alternative medicine?

Try

• Mintel
• IbisWorld
• MedlinePlus: Complementary and Alternative Medicine
• Healthfinder.gov, Complementary and Alternative Medicine

See also 
1.Univ. of New Mexico libguide about Complementary and Alternative Medicine


2. Complementary and Alternative medicine (CAM) resources from George Washington University

 

NOTE:

This is an FAQ about the consumers who use alternative medicine.  

Good keywords = alternative medicine AND "supplement" and "vitamin"

Read results closely!  When searching "Alternative medicine," databases will give results on current, legitimate treatments IN ADDITION to other treatments deemed less conventional [treatments based on optimism, magic, illusion, belief]