Selenium is an essential nutrient with antioxidant properties that plays a key role in thyroid function, reproduction, and DNA synthesis. Studies have found an association between higher selenium status and a lower risk of...
Magnesium is a mineral essential for many functions within the body including blood pressure regulation, bone health, blood glucose control, and vitamin D activation. Magnesium deficiency is common world-wide and low magnesium levels have been...
Results from vitamin D trials are not always positive. One important aspect to consider when looking at any vitamin D trial is the frequency of dosing. Were supplements given daily, weekly, monthly, yearly? Instead...
As many of you know, those participating in the D*action project complete a comprehensive health questionnaire, which is required along with each testing sequence. This data allows us to analyze and report how vitamin...
A meta-analysis of 21 studies on omega-3s and risk of breast cancer by Zheng et al. concludes that higher consumption of omega-3s corresponds with a lower risk of breast cancer. The chart below is...
The results of a study comparing vitamin D levels in 1998-2000 vs. 2009-2011 among middle-aged women participating in the Study of Women’s Health Across the Nation (SWAN) were published this month (April 2019) in...
A recent case report in the Canadian Medical Association Journal about a man with kidney failure has been picked up by many news sources as a warning against vitamin D supplementation. Was vitamin D...
GrassrootHealth believes that the key to moving research into practice is to equip individuals with the knowledge needed to take charge of their own health. By providing people with information about the health benefits...
Omega-3 status can be assessed by measuring the amount of eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA) in red blood cells, which is called the Omega-3 Index. The primary food source of EPA and...
Today we bring you another perspective on how a life with multiple sclerosis (MS) can be improved with vitamin D. Three years ago, GrassrootsHealth checked in with Dr. Barbara M van Amerongen DDS, PhD...