The Council for Responsible Nutrition issued sharp criticism in response to the published study, "Dietary Supplements and Mortality Rate in Older Women," published in the Archives of Internal Medicine, a publication of the American Medical Association.
Overweight or obese women who have less-than-optimal levels of vitamin D and lose more than 15% of their body weight experience significant increases in circulating levels of this fat-soluble nutrient, according to a study released last week by researchers at Fred Hutchinson Cancer Research Center.
Two associations representing dietary supplement companies criticized a British Medical Journal meta-analysis published April 20 that concluded calcium and vitamin D supplementation may increase risk of heart attack and stroke.
Calcium causes heart attacks! Vitamin E kills! Vitamin D makes your eyeballs explode! OK, the last headline was just made up, but these are the kind of B-movie headlines many of these inaccurate meta-analyses generate, especially across the dietary supplement industry.
The National Center for Health Statistics earlier this month issued a report showing that use of dietary supplements has been on an upward trajectory over the past decade — only 40% of Americans took supplements in 1988, compared with 53% who took supplements in 2006.
WHITE PLAINS, N.Y. — Among people who use dietary supplements, the most popular products in 2010 were fish oil, multivitamins, vitamin D, calcium and Co Q-10, according to a ConsumerLab.com survey.
Women were much more likely than men to have taken vitamin D, calcium or probiotics. Men were more likely than women to have taken Co Q-10, herbs and extracts, glucosamine/chondroitin, vitamin E, resveratrol, amino acids, and nutrition drinks and powders.
On the same day that the Institute of Medicine increased the daily recommended intake of vitamin D to maintain bone health, Pfizer Consumer Healthcare Tuesday announced the launch of Caltrate Soft Chews, which incorporate the higher daily recommended vitamin D goals.
The Institute of Medicine on Tuesday issued a report on the dietary reference intake levels for vitamin D and calcium at the behest of both the U.S. and Canadian governments. IOM recommended a slight increase in vitamin D intake, but also suggested that the need for either vitamin D or calcium may be overstated.