PubMed is a core database for finding articles related to biomedical research. To date the database contains over 20 million citations, covering the fields of dentistry, medicine, nursing, veterinary medicine, and more.
Search Tip: Try using "Diet Therapy" as a subject heading or as a subheading attached to a medical condition, e.g. "Diabetes Mellitus/diet therapy." Also you can try using the "Dietary Supplements" Subset, in the Limits screen.