Pub Med is where scientists and researchers publish the results of their studies.  There are often links to articles from research that can help explain findings more clearly and in less scientific verbiage than the abstract is written. 
Medical Health Guide combines the latest medical and alternative medicine research and provides links to articles and back to pubmed. You can search for specific topics, diseases, herbs, vitamins, superfoods and nutrients on this site.
Herb Wisdom is a source you can use to look up herbs individually or herbs that have specific properties. Information comes through informative articles.
Dr. Andrew Weil "Ask Dr. Weil" website includes a daily Q & A, a searchable database of health information.  We like to see what Dr. Weil’s opinion is as he embraces alternative medicine but is also a stickler for research.  Often you may be surprised on his views and it provides good perspective.
Dr. Mercola supports alternative medicine, is an osteopathic physician and a huge proponent of nutritional supplements to prevent disease and maintain optimal health.  Again his views may surprise you as he also offers a good perspective on supplements, disease, and hot topics in the health and wellness industry.
​Dr. Axe is a certified doctor of natural medicine, a clinical nutritionist, and a chiropractor. He created one of the largest natural healthcare clinics in the world.  This site is a great resource for all things from health & wellness to nutrition, to fitness.
Chris Kilham is a medicine hunter, author and educator.  He has done medicinal research in over 40 countries, has written 14 books, and is widely featured on news shows, magazines, journals, and newspapers.
​The official journal of the American Association of Naturopathic Physicians.  Provides scientifically valid, peer reviewed information on natural medicine.
Science based natural health advocacy organization led by Mike Adams, the Health Ranger.  Goal is to empower consumers with factual information about the synthetic chemicals, heavy metals, hormone disrupters and other chemicals found in foods, medicine, body care and other items.  Covers holistic health, nutritional therapies, organics, environmental health and consciousness & spirituality to name a few. 
RxList is an online medical resource dedicated to offering detailed and current pharmaceutical information on brand and generic drugs.  Get detailed information about side effects, drug interactions, warnings, precautions, counter indications and more!
American Recall Center is dedicated to providing the public with information on defective drug, device, & healthcare safety Information