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Digestive enzymes, such as bromelain [derived from pineapples], can help GI function. Ginger settles the stomach, promotes peristalsis, and helps nauseau and vomiting. Ginger stimulates circulation and should not be taken with blood thinners or anticlotting agents.
(Source: Chronic Fatigue Syndrome, Fibromyalgia, and Other Invisible Illnesses – The Comprehensive Guide, by Katrina Berne, Ph.D. Published by Hunter House books and available at www.hunterhouse.com.)