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Dietary Supplements Current Events | Dietary Supplements News

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Dietary fibre supplements may be harmful
Not all dietary fibre is as good for us as we have been led to believe, says an editorial in Gut. Instead of protecting us from colon cancer, writes Dr Robert Goodlad of the Imperial Cancer Research Fund, some fibre and fibre supplements could actually increase our risk of developing the disease,... view more (2001-04-10)

USP announces 11 new proposed monographs for dietary supplements
The U.S. Pharmacopeia (USP) is pleased to announce 11 new proposed monographs for dietary supplements for public notice and comment.   view more (2007-11-16)

Hormonal dietary supplements might promote prostate cancer progression
Hormonal components in over-the-counter dietary supplements may promote the progression of prostate cancer and decrease the effectiveness of anti-cancer drugs, researchers at UT Southwestern Medical Center have discovered.   view more (2008-01-15)

The dietary supplement genistein can undermine breast cancer treatment
Women taking aromatase inhibitors to treat breast cancer or prevent its recurrence should think twice before also taking a soy-based dietary supplement, researchers report.   view more (2008-09-24)

'Ephedra-free' dietary supplements pose potential health risks
Two common weight loss supplements promoted as ephedra-free and safe for dieters caused increased heart rate among healthy people, and could have harmful health effects in some people, according to a study by UCSF scientists. Their placebo-controlled clinical study is the first to examine the... view more (2005-09-09)

Study shows vitamin C is essential for plant growth
Scientists from the University of Exeter and Shimane University in Japan have proved for the first time that vitamin C is essential for plant growth. This discovery could have implications for agriculture and for the production of vitamin C dietary supplements.   view more (2007-09-24)

Hormonal dietary supplements might promote prostate cancer progression
Hormonal components in over-the-counter dietary supplements may promote the progression of prostate cancer and decrease the effectiveness of anti-cancer drugs, researchers at UT Southwestern Medical Center have discovered.    view more (2008-01-16)

Not enough evidence that multivitamins prevent infections in the elderly
There is currently not enough evidence to suggest that multivitamin and mineral supplements prevent infections in elderly people, finds a study published online by the BMJ today.   view more (2005-03-30)

Antioxidants do not prevent degenerative eye disease
A diet rich in antioxidant vitamins and minerals does not seem to prevent the degenerative eye disease known as age related macular degeneration, finds a study published on bmj.com today.   view more (2007-10-09)

Supplements no better than placebo in slowing cartilage loss in knees of osteoarthritis patients
In a two-year multicenter study led by University of Utah doctors, the dietary supplements glucosamine and chondroitin sulfate performed no better than placebo in slowing the rate of cartilage loss in the knees of osteoarthritis patients.   view more (2008-09-30)

Teens Who Take Multivitamins Have Healthier Lifestyles
Teenagers who take a daily multivitamin supplement have a healthier diet and lifestyle than those who don't take vitamins, reports a study in the December Journal of the American Dietetic Association.   view more (2006-12-05)

Turmeric prevents experimental rheumatoid arthritis, bone loss, University of Arizona study shows
An ancient spice, long used in traditional Asian medicine, may hold promise for the prevention of both rheumatoid arthritis and osteoporosis, according to a recently completed study at The University of Arizona College of Medicine.   view more (2006-10-30)

Supplements even confuse athletes
As winter approaches many of us reach for over-the-counter vitamins and herbal remedies, such as Vitamin C and Echinacea, in a bid to ward off illnesses and improve health. But the vast array of supplements available and lack of industry regulation make it difficult for the average person to make... view more (2007-11-08)

Antibiotics: Single largest class of drugs causing liver injury
Antibiotics are the single largest class of agents that cause idiosyncratic drug-induced liver injury (DILI), reports a new study in Gastroenterology, an official journal of the American Gastroenterological Association (AGA) Institute.   view more (2008-12-01)

Vitamin E may increase tuberculosis risk in male smokers with high vitamin C intake
Six-year vitamin E supplementation increased tuberculosis risk by 72% in male smokers who had high dietary vitamin C intake, but vitamin E had no effect on those who had low dietary vitamin C intake, according to a study published in the British Journal of Nutrition.   view more (2008-02-22)

Diet of young, pregnant smokers cause for concern
Just under 800 young women, pregnant for the first time, completed detailed seven day food diaries. Around 40 per cent of the women were smokers. Smokers had significantly lower intakes of most vitamins and minerals, although dietary intakes were similar between the smokers and non-smokers. The... view more (1999-12-13)

Researcher Focuses on Pros, Cons of Antioxidants from Fruits and Vegetables
Nutrition: It's not just the four basic food groups any more. Researcher Dr. Susanne Mertens-Talcott of Texas A&M University is looking into how plant-based phytochemicals, including antioxidants and herbal supplements, can be useful in the promotion of health and prevention of chronic diseases.   view more (2007-04-19)

Dietary modifications may not benefit cancer patients
One study, a meta-analysis of 59 trials, found little evidence that diet is associated with survival or prognosis. The other study suggests that neither use of garlic nor vitamin supplements delays the progression of precancerous gastric lesions to cancer.   view more (2006-07-19)

Folic Acid Supplements Not Linked To Multiple Births (p 380)
Results of a Chinese population-based study in this week's issue of THE LANCET provide strong evidence that women who take folic acid supplements during pregnancy do not have an increased likelihood of having a multiple birth. Folic acid supplements are recommended for women of childbearing age to... view more (2003-01-29)

Zinc supplements could help treat ADHD
As attention deficit hyperactivity disorder (ADHD) affects around 1 in every 25 school-aged children, managing this condition is of huge social importance. An article published in BMC Psychiatry this week shows that zinc supplements could increase the effectiveness of stimulants used to treat... view more (2004-04-06)

Eat oily fish at least once a week to protect your eyesight in old age
Eating oily fish once a week may reduce age-related macular degeneration (AMD) which is the major cause of blindness and poor vision in adults in western countries and the third cause of global blindness, according to a study published today in the American Journal of Clinical Nutrition.   view more (2008-08-11)

Ayurvedic medicines sold via Internet may contain lead, mercury or arsenic
An analysis of Ayurvedic medicines (based on a traditional medical system commonly used in India) purchased via the Internet found that one-fifth of these products contain levels of lead, mercury or arsenic that exceed acceptable standards, according to a study in the August 27 issue of JAMA.   view more (2008-08-27)

Antenatal fish oil supplements boost kids' hand-eye coordination
Fish oil supplements given to pregnant mums boost the hand-eye coordination of their babies as toddlers, reveals a small study published ahead of print in the Archives of Disease in Childhood (Fetal and Neonatal Edition).   view more (2006-12-21)

Update on Tufts vitamin K research
In a recent article in Current Opinion in Clinical Nutrition and Metabolic Care, Sarah Booth, PhD, lab director of the Vitamin K Laboratory at the Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University (USDA HNRCA), reviewed studies regarding vitamin K status among the elderly.   view more (2007-02-12)

Preventing colds: Washing your hands is more effective than taking vitamins
The days are getting shorter, temperatures are dropping, and the cold and flu season is beginning. Many people have started taking vitamin C tablets as a precautionary measure. But research has shown that vitamin supplements do not provide nearly as much protection as other measures, like... view more (2008-10-09)
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