Vitamin D toxicity is a rare imbalance, usually caused by excessive vitamin D supplementation, that can lead to hypercalcemia (increased calcium in the blood), hyperphosphatemia (increased phosphate in the blood), and suppressed serum PTH...
Key Points Using the data provided for the GrassrootsHealth study from almost 3,000 participants with supplemental magnesium and vitamin K2 information, we plotted every participant’s supplemental vitamin D intake (dose) and blood level (response)...
With growing, wide-spread concern about the novel coronavirus, it is essential to be taking the necessary steps to maintaining a strong and healthy immune system. We recently highlighted the many roles of vitamin D...
Last year, GrassrootsHealth published a paper that assessed the EPA+DHA intake requirement to achieve an Omega-3 Index of 8% or higher, the optimal level for health, using YOUR omega-3 data. One piece of this...
Last year, GrassrootsHealth published a paper that assessed the EPA+DHA intake requirement to achieve an Omega-3 Index of 8% or higher, the optimal level for health, using YOUR omega-3 data. This analysis found that...
For some people, swallowing a daily pill is not an option, nor is it preferred, which can result in low compliance in taking supplements. While vitamin D supplements come in several other forms, such...
In a previous blog we showed how much supplemental vitamin C GrassrootsHealth participants report taking. In today’s blog we will investigate whether supplemental vitamin C intake affects vitamin D levels. Using the data provided...
The National Institutes of Health (NIH) recommends 600 IU/day of vitamin D for anyone 1-70 years old and 800 IU/day for those over 70. However, this recommendation is based on maintaining bone health with...
In a previous post we showed how much supplemental magnesium GrassrootsHealth participants report taking. Today we will investigate whether supplemental magnesium intake affects vitamin D levels. Using the data provided for the GrassrootsHealth study...
GrassrootsHealth collects information about supplemental intake amounts for a number of nutrients on its health and lifestyle questionnaire. In previous blogs we showed how much supplemental vitamin C, calcium, vitamin K2, vitamin B6, and...