Vitamin D Research

In a new study, researchers from the Harvard School of Public Health (HSPH) have found that eating five or more servings of white rice per week was associated with an increased risk of type 2 diabetes. In contrast, eating two or more servings of brown rice per week was associated with a lower risk of the disease.

High levels of amino acid methionine also seem to help, study finds. While it may be a bit early to start popping supplements, a new study finds that people with high levels of vitamin B6 may be less likely to develop lung cancer than those with low concentrations.

Vitamin D deficiency is highly prevalent in patients with Type 2 diabetes and may be associated with poor blood sugar control, according to a new study.

A diet rich in natural antioxidants improves insulin sensitivity in insulin-resistant obese adults and enhances the effect of the insulin-sensitizing drug metformin, a preliminary study from Italy finds.

There are several ways prescription drugs may be making us all sicker—whether through illnesses brought on because these medicines deplete critical nutrients in our body, or because we’re unwittingly consuming pharmaceuticals in the municipal water we drink.

Patients who had experienced a heart attack and lowered their blood homocysteine levels with folic acid and vitamin B12 supplementation did not have an associated lower risk of heart attack, coronary death or stroke, according to a study in the June 23/30 issue of JAMA. However, the researchers did find that folic acid supplementation did not increase the risk of cancer, which has been speculated.

While 20/20 vision is a symbol of visual acuity, between now and the year 2020, more and more people will experience some extent of vision loss due to age-related macular degeneration (AMD) and other sight-robbing diseases.

Long-term supplementation with dietary antioxidants has beneficial effects on sugar and fat metabolism, blood pressure and arterial flexibility in patients with multiple cardiovascular risk factors.

High levels of several vitamin E components in the blood are associated with a decreased risk for Alzheimer's disease (AD) in advanced age, suggesting that vitamin E may help prevent cognitive deterioration in elderly people.

Don't put down the red wine and vitamins just yet, but if you're taking antioxidants because you hope to live longer, consider this: a new study published in the June 2010 issue of the journal Genetics casts doubt on the theory that oxidative stress to our tissues shortens lifespan.

Calcium supplements, commonly taken by older people for osteoporosis, are associated with an increased risk of a heart attack, finds a study published online in the British Medical Journal. The results suggest that a reassessment of the role of calcium supplements in osteoporosis management is needed.

Consumer Reports Health just published an exposé of twelve “dangerous supplements.” It’s an example of such skewed information and biased reporting from a once respected organization that we have issued a new Action Alert.