Click on the Practice Question to view the synthesis of the literature and the practice guidance or recommendation.
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Related Practice Questions
Q: What nutrients or dietary supplements decrease the frequency (prophylaxis) or acutely treat migraines in children and adults?
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Q: Is there a role for nutrition in preventing glaucoma?
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Q: Is there a role for natural health products or nutrients, other than antioxidants, in the prevention or progression of age-related macular degeneration (AMD)?
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Q: Are there any dietary supplements or nutrients that can help prevent or treat cold sores (herpes labialis caused by herpes simplex virus 1, HSV-1) in adults prone to frequently recurring HSV infections?
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Q: Are there any foods or herbal preparations that should be avoided when taking antihypertensive medications?
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Q: Are there any dietary supplements (natural health products) that can help manage the symptoms and co-morbidities of polycystic ovary syndrome (PCOS)?
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Q: What is the evidence to support the use of cleanses (e.g. herbal products, detoxification diets, colon irrigation) to maintain bowel health, promote general health (including weight loss), and prevent colon cancer and other diseases?
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Q: Are there any foods or dietary supplements capable of preventing or treating a hangover?
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Q: How beneficial are dietary supplements (e.g. niacin, garlic, policosanol, red yeast rice, red clover, rice bran oil, lecithin, coenzyme Q10, guggul) in the prevention or the treatment of cardiovascular disease?
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Q: What herbal beverages/supplements are safe to take during pregnancy and lactation?
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Q: Are dehydroepiandrosterone (DHEA) supplements safe and effective in reducing disease activity, improving abnormal blood values and improving quality of life in individuals with systemic lupus erythematous (SLE)?
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Q: Is S-Adenosyl-L-Methionine (SAMe) effective and safe in the treatment of osteoarthritis?
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Q: Are herbal therapies effective and safe to treat osteoarthritis?
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Q: Is chondroitin effective and safe in the treatment of osteoarthritis?
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Q: Is glucosamine effective and safe in the treatment of osteoarthritis?
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Q: Is glucosamine plus chondroitin effective and safe in the treatment of osteoarthritis?
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Q: Is methylsulfonylmethane (MSM) effective and safe to treat osteoarthritis?
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Q: Is cetyl myristoleate (CMO) effective and safe to treat osteoarthritis?
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Q: Are avocado-soybean unsaponifiables (ASU) effective and safe to treat osteoarthritis?
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Q: Do herbal therapies reduce the symptoms of rheumatoid arthritis?
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Q: Are nutrition supplements (e.g. vitamin E, coenzyme Q10, creatine, herbal supplements) effective in treating or slowing the progression of Parkinson's disease?
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Q: What is the safety and efficacy of herbal products (e.g. Ginkgo biloba, St. John's wort, echinacea, ginseng, valerian, cannabis) in individuals with multiple sclerosis (MS)?
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Q: Should individuals receiving statin medication take coenzyme Q10 supplements to reduce the risk of myotoxicity?
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Q: Are there any foods or natural health products that can help treat erectile dysfunction?
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Q: Is there a role for vitamins, minerals, and antioxidants or carnitine in the treatment of male infertility?
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Q: Can saw palmetto (Serenoa repens) help alleviate the symptoms of benign prostatic hyperplasia (BPH)?
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Q: Is there any evidence to support the use of milk thistle (silymarin) in chronic liver disease?