Systematic Reviews, reviews, meta-analyses, and randomized controlled trials from PubMed on specific topics related to Complementary Health and Integrative Therapies (limited to the past 5 years).
The National Library of Medicine's Index of Clinical Trials has a section listing studies of dietary supplements. Search by category or supplement and read about upcoming, ongoing, and past clinical trials.
The National Center for Complementary and Integrative Health is a United States government agency which explores complementary and alternative medicine.
This is an international research collaboration that aggregates and synthesizes data on complementary and alternative therapies. It provides clinical decision support for dietary supplements, herbs, vitamins, minerals, non-prescription drugs, functional foods, diets, complementary practices (modalities), exercises, and medical conditions with an integrative approach to healthcare.
National Library of Medicine source for biomedical information. Use the "Complementary Medicine" subject (Example: osteoarthritis AND cam [sb]) in the search box to facilitate searching for subjects in the area of complementary and alternative medicine.