We step into 2019 with open minds ready to make new discoveries to improve our overall health and wellness. But first, we would like to take a moment to look back at our most popular blogs of 2018 for patients. Vitamin D: What Level is Normal vs Optimal? If you have ever had your level of Vitamin D tested, depending on which lab you used, your report showing whether your level is low, normal, or…

Tags: Vitamin D, Sleep, PTSD, Testosterone


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Looking Back: Popular Articles for Patients in 2018

If you have ever had your level of Vitamin D tested, depending on which lab you used, your report showing whether your level is low, normal, or high might have left you scratching your head. In fact, there are multiple agencies all with slightly different opinions on what levels are deficient, insufficient, sufficient, high, or toxic. When testing with ZRT, you will receive a result that is…

Tags: Vitamin D


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Vitamin D: What Level is Normal vs Optimal?

It feels like winter is officially looming now that we’ve all turned our clocks back and the days are getting shorter. In the Pacific Northwest, this also brings darkness and rain for many months and for some of us, it brings seasonal affective disorder (SAD). Whether or not symptoms of SAD eclipse your normal disposition, there’s a good chance the sun's vacation this time of year will affect four…

Tags: Vitamin D, SAD, Mental Health, Cortisol Awakening Response


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Shorter Days: A SAD Pattern

Quick Takeaway: Studies suggest high blood levels of 25-OH vitamin D may prevent melanoma and appropriate D levels may affect the prognosis in both primary and metastatic melanomas. Keep your levels in blood between 50-80 ng/dL. Additionally, melatonin and its metabolites protect the skin from sun and help guard the DNA there when faced with the mixture of cancer-inducing ultraviolet…

Tags: Skin Vitality, Vitamin D, Melatonin, Cancer


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How to Supplement with Vitamin D & Melatonin after Melanoma

On Nov. 24, the sun set in the tiny Greenlandic town of Ittoqqortoormiit. For the next three months, the Inuit inhabitants of this isolated, icebound landscape will take their children to school in the dark, work in the dark, and pick them up in the dark. And though townspeople admit that, "it can get depressing for people who weren't born here, especially in December," the local mindset is that…

Tags: Hormone Balance, Vitamin D, Melatonin


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Got SAD? Got ODD? Here's News You Can Use

Two vitamin D studies were published recently, both utilizing ZRT's testing in dried blood spot. Dried blood spot samples are well suited for research applications because they are equivalent to serum but have the advantage of ease of sample collection, shipping, and storage, which doesn’t require any refrigeration or biohazard labeling. Also, samples are easily identified by details that can…

Tags: Hormone Balance, Vitamin D, Research, Blood Spot Testing


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New Research on Vitamin D Using Dried Blood Spot Testing

Early in the 20th century, research in the nutritional arena was blossoming. Scientists were swiftly realizing that the nutritional requirements to "support life, growth and reproduction" in both animals and humans were more than simply proteins, carbohydrates, fats and minerals, as commonly believed. And, all scientists working in the field knew that this missing knowledge was key to relieving a…

Tags: Vitamin D


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The Phenomenon of Vitamin D

Weight management is a topic that generates a lot of questions. There are many contributing factors, and if diet and exercise haven't worked for you, there may be underlying causes to consider. Hormone imbalance is one of them, so I've answered 10 of the most frequently asked questions that arise when patients start to think about getting tested. Let's jump in...1. Why do postmenopausal women gain…

Tags: Weight Management, Hormone Balance, Patient Education, Metabolic Health, Estrogen Dominance, Menopause, Vitamin D


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The Hidden Truth About Hormones And Weight Gain: Your Top 10 Questions

Do you regularly see 40-something female patients who cannot budge the belly fat no matter how hard they try? Or 50-something mid-lifers who say they never had a weight problem until they hit menopause or andropause? If you haven’t considered testing their hormones yet, this should pique your interest. There’s a hormone connection to “unexplained weight gain” (ICD-9 783.1), and it could be the…

Tags: Weight Management, Hormone Balance, Menopause, Andropause, Estrogen Dominance, Vitamin D


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Physicians Get New Perspective on Patient Obesity

Before you get pregnant, or right when you get pregnant, blood tests are done to check for anemia, certain viruses, blood type and other markers. Increasingly, doctors are now also testing a woman’s vitamin D level. Vitamin D has been a hot topic in the medical world for a few years, but why and how is it affecting conception, pregnancy and the health of the newborn? This question - about vitamin D…

Tags: Vitamin D, Hormone Balance, Fertility


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Vitamin D and Pregnancy

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