Vitamin D and Skin Cancer
There are three primary types of skin cancer: basal cell carcinoma (BCC), squamous cell carcinoma (SCC), and melanoma. A vast majority of skin cancers are BCC (~80%) or SCC (~20%). These non-melanoma skin cancers...
Are You Still Suffering from Winter Lows?
Have you tested your vitamin D lately? You may still be affected by deficiency resulting from this past winter! The chart below demonstrates the profound influence that season can have on vitamin D levels...
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...
What happens to the vitamin D we take or make?
Vitamin D has many uses in the body and comes from many sources. In previous blogs, we have discussed how to increase vitamin D levels by getting vitamin D from food, supplements, and sun....
Addressing a Common Misconception about Vitamin D
At GrassrootsHealth, one of our goals is to provide information about the importance of maintaining a vitamin D blood level of 40-60 ng/ml, as recommended by our panel of 48 international vitamin D scientists....
How to Prevent Breast Cancer – A Practical Guide
Written by Cedric F. Garland, Dr. P.H. F.A.C.E. University of California at San Diego Medical Center Note: References, e.g. (1), are located below. Although it afflicts 232,000 American women each year and kills 40,000...
Lower Risk of Colorectal Cancer Progression with Vitamin D – the SUNSHINE Trial
Results from the SUNSHINE trial, a randomized clinical trial testing whether vitamin D supplementation improves outcomes in advanced or metastatic colorectal cancer patients, was published last week (April 9, 2019) in JAMA. In this...
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...
Vitamin D in Our Food
We are often asked, “If I eat a healthy diet, can’t I get enough vitamin D from food alone?”. Our response is “Generally, no – most people will need to supplement to reach the...
MS Patients & Others: Vitamin D has Helped You
March is MS Awareness Month, and we have been profiling how vitamin D can be used to address multiple sclerosis (MS). In the past, we asked you, our readers, to help us document what...