At-home vitamin deficiency tests are available from online retailers, including LetsGetChecked, Everlywell, MyLab Box, and more. Popular test kits can measure a person’s vitamin D, B12, or iron levels ...

Dr Anjali Kumar explains why vitamin D deficiency is extremely common among women and how a simple blood test can help detect ...

Some vitamin D tests may give misleading results despite progress made in recent years to improve the quality of these assays, according to the US Centers for Disease Control and Prevention (CDC).

Vitamin D tests certified by the U.S. Centers for Disease Control and Prevention (CDC) Clinical Standardization Programs (CSP) are well calibrated overall, according to a new study presented Sunday at ...

It's Wellness Wednesday, and this week’s focus is on vitamin D and its role in overall health. Many people assume they’re getting enough during the summer months, but that’s not always the case. We ...

Add Yahoo as a preferred source to see more of our stories on Google. You've probably seen a plethora of ads for food sensitivity, vitamin, or gut health testing kits on Facebook and Instagram lately.

Two new lab tests to measure blood levels of vitamin D are inaccurate more than 40% of the time, according to a new study. Researchers say newer tests tend to overestimate the number of people who are ...

Should you get a blood test to see if you're deficient in vitamin D? It sounds like such a good idea, seeing as how most people don't get enough sunshine to make vitamin D themselves. And the tests ...

Learn how lower vitamin D levels in winter can affect your calcium balance, why it matters for bone health, and what you can ...

We include products we think are useful for our readers. If you buy through links on this page, we may earn a small commission Here’s our process. Vitamins and minerals are micronutrients that support ...