The Complementary Therapies Natural Health Encyclopedia contains detailed information on more than 180 different conditions and the conventional and natural treatments used to treat them, over 200 herbs and supplements, plus drug-herb and drug-supplement interactions for more than 75 drug categories.

Information is available about our Complementary and Alternative Medicine Editorial Board.

Herbs & Supplements
The latest scientific information and evidence on natural remedies and their uses can be found in this A–Z Herbs & Supplements guide—more than 200 hundred herbs, vitamins, and supplements are covered.

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Conditions
Learn all about health conditions and illnesses in this A–Z Conditions guide that contains extensive science-based information on more than 180 health conditions and their natural remedies.

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Drug Interactions
Learn about the positive and negative ways in which herbs and supplements can interact with medications. Click on the trade or generic name of a medication to learn what you need to know about natural substances that might interact with it.

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Alternative Therapies
Many alternative therapies have made their way into the mainstream, but how do you know what really works? From acupuncture to vega testing, our monographs cover all the latest research on alternative therapies to help you make an educated decision on whether or not to use these therapies.

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Functional Foods
You may have heard the phrase "functional foods," but what does it mean? What can functional foods—such as soy, oatmeal, and calcium-fortified products—do for us? And should we be eating more of them? Learn about the latest scientific evidence about the benefits of these foods.

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Homeopathy
What exactly is homeopathy? And does it work? Find out here, with our in-depth description of this 200 year old healing system and articles discussing more than 30 health conditions for which the effectiveness of homeopathy has been scientifically evaluated

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