Vitamins & Supplements

Q: Whats the safe level of daily vitamin D? Is it different for older...

Answer :The recommended intake of vitamin D-but not the safe limit-does increase with age: The Institute of Medicine has set the daily adequate intake for adults ages 19 to 50 at 200 IU of vitamin D, for ages 51 to 70 at 400 IU, and for those older than age 70 at 600 IU. Many experts, however, argue that those levels should be raised, and research has shown that 800 to 1,000 IU daily may…

Zinc Benefits Nothing to Sneeze At

Zinc really might work to prevent the common cold and lessen the severity of symptoms, according to a new review, but the prevalence of side effects might make you think twice about taking it. Scientists searched for randomized, double-blind, placebo-controlled trials conducted since 1984

Low B12 Affects Cognitive Ability in Multiple Ways

If youre not getting enough vitamin B12, your brain might actually be smaller

FDA OKs Boosting Bread Vitamin D with Yeast

Soon you may be getting more of your daily vitamin D from bread

Do You Need More Vitamin B12?

If youre 50 or older, Uncle Sam says yes. Heres why and how best to get it. When the latest federal Dietary Guidelines for Americans were released earlier this year with the recommendation that people age 50 and older should get extra vitamin B12 through fortified foods or supplements, one expert commented, Its not very difficult to anticipate the sudden spate of fortified with vitamin B12 as recommended in the 2010 Dietary Guidelines messaging that will populate the fronts of boxes and bags. Before the hype hits the grocery stores

Q: Is much of the omega-3 lost when the skin of the salmon is...

Answer :According to Alice H. Lichtenstein, DSc, director of the Cardiovascular Nutrition Laboratory at Tufts Jean Mayer USDA Human Nutrition Research Center on Aging, much of salmons healthy omega-3 fatty acids lie just under the skin. Comparing total omega-3s for the same variety of salmon in different preparations using the USDAs Nutrient Database, salmon without the skin contains only 39% to 64% of the omega-3s in the same portion of salmon with the skin. But…

Surveying Doctors Supplement Choices

Do physicians take dietary supplements-and if so, which ones and why? A new survey conducted for the supplements-industry trade association the Council for Responsible Nutrition sought answers from 900 physicians, evenly divided among three specialties-cardiology, dermatology and orthopedics

Probiotics Could Help Protect Against Colds and Flu

The friendly bacteria found in probiotics might help you get through cold and flu season

Vitamin D Cant Stop the Common Cold

Dont count on vitamin D to protect you from the sniffles. New Zealand researchers report

No Link Between Folic Acid Supplements and Colorectal Cancer

A new American Cancer Society study concludes that theres no evidence folic acid from fortified foods or supplements increases the risk of colorectal cancer. Earlier research, including a 2007 Tufts study