Zinc is a key cofactor for approximately 3,000 proteins and enzymes in the body. It is necessary for growth and development, immune function, bone metabolism, and central nervous system function. Zinc is a mineral...
According to the Centers for Disease Control and Prevention (CDC), in 2016, approximately 9.4% of children ages 2-17 in the United States (about 6.1 million) had received a diagnosis of Attention-Deficit/Hyperactivity Disorder (ADHD) at...
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...
Several nutrients have shown promise in the prevention of cognitive impairment, Alzheimer’s disease, and other dementias. Studies have shown protective benefits from B vitamins, and from omega-3 fatty acids. Reviews of the research on...
A paper published in 2017 by Young et al., titled “Blood fatty acid changes in healthy young Americans in response to a 10-week diet that increased n-3 and reduced n-6 fatty acid consumption: a...
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...
Levels of mercury in the blood are tested as part of the Magnesium plus Elements blood spot test, now offered by GrassrootsHealth. Mercury is one of the most toxic heavy metals – you can...
In previous posts, we have discussed what optimal omega-3 levels are by looking at the Omega-3 Index, and how to improve your Omega-3 Index. While the Omega-3 Index is often considered the most important...
The way the body responds to most nutrients can be described by an ‘S’ shaped curve, or Sigmoid Response Curve, such as described in the Nutrition and Medicine Webinar by Dr. Robert Heaney (from...
When taking and/or prescribing higher doses of vitamin D, it might be useful to know the likelihood of achieving a vitamin D serum level on the higher end of the 25(OH)D serum level spectrum,...