Decrease Your Risk of Breast Cancer with Omega-3s
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...
Are vitamin D levels increasing in the United States population?
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...
Did vitamin D supplementation cause kidney failure in a 54 year old man?
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...
Do GrassrootsHealth participants change their vitamin D status and supplement use after their first test?
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...
What does your dietary omega-3 intake look like?
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...
A 10-Year Case Study of One – Using Vitamin D3 to Improve MS
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...
Does your nutrient intake match a healthy population?
In 2017, GrassrootsHealth expanded the supplement section on their health questionnaire to include nineteen nutrients. Today, we will provide a summary of what we found so far about supplement use among GrassrootsHealth participants. What...
Connecting Vitamin D to MS… Scientifically
The following is a commentary by Dr. Reinhold Vieth. In December 2011, the National Multiple Sclerosis Society convened a two-day meeting of 40 MS experts from around the world. They were neurologists, epidemiologists, clinical...
Update on the Vitamin D Testing and Supplementation Program at MUSC (Part 2)
In September 2015, the Medical University of South Carolina (MUSC) initiated a new standard of care for pregnant women that included routine vitamin D testing and supplementation to reduce preterm birth. Results from year...
Science Speaks: What is a U-shaped or a J-shaped curve?
Every now and again, we see a study showing a “U-shaped” or “J-shaped” curve in relation to vitamin D status. Today we are going to explore a bit about what that means. What is...