How to use an at-home vitamin deficiency test For any further questions, all reputable at-home tests will have instructions and a customer care line. Most vitamin deficiency tests require a blood ...

Methylmalonic acid (MMA) is a substance that is created when your body digests protein. The amount of vitamin B12 in your body controls how much MMA your body makes. A high amount of MMA typically ...

Hooper et al Patient journeys: diagnosis and treatment of pernicious anaemia British Journal of Nursing, 2014, Vol 23, No 7 Devalia, Malloy, Hamilton British Journal of Haematology, 2014, 166, 496–513 ...

A Verywell Health editor shares her experience with vitamin D deficiency and the impact that vitamin D supplements had on her ...

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 ...

Dr. Lacey Anderson explains why most people don’t need routine vitamin testing and what to do instead. Here’s what to know. An increasing amount of health advice on social media is encouraging people ...

Vitamin D deficiency can lead to bone softening and subsequent bone pain and fractures. Learn its causes, diagnosis, treatment, and prevention.

Forty percent of Americans walk around with vitamin D levels so depleted their cells age faster than their chronological years suggest. This invisible deficiency operates silently, accelerating skin ...

The nutrient plays a role in memory, focus, mental health and so much more. Here's how to get more of it.

The nutrient plays a role in memory, focus, mental health and so much more. Here's how to get more of it. View Entire Post › ...

Vitamin D sits at the intersection of bone, muscle, immune health, and overall metabolism. Researchers have asked a simple question for years. Do low vitamin D levels track with a higher risk of dying ...

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 ...