Vitamin D3 Blog

Everything you need to know about Vitamin D3 (cholecalciferol).

Archive for the ‘Vitamin D3 Deficiency’ tag

Vitamin D3 Supplements: When Are They Necessary?

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Who Should Take Vitamin D Supplements, How Much and Why?

Vitamin D supplements, particularly those providing the more bio-available form known as Vitamin D3 or cholecalciferol, can be of life-saving importance to a larger percentage of the population than most would probably assume. Of all the vitamin and mineral supplements out on the market, Vitamin D3 supplements may be the most under-consumed and most important among them.

According to a number of recent studies, between 50-80% of the American population isn’t getting enough Vitamin D. This number is believed to be even higher among African Americans. Part of the problem is that a disturbingly high number of people either aren’t aware of the importance of healthy levels of the nutrient or make the mistake of assuming they get enough by way of diet and/or sunlight.

Remedial Information about Vitamin D is Misleading

Vitamin D3 Supplements

While most of us learned in school about the ever-important D vitamin is technically true (that Vitamin D is obtained via sunlight naturally), it is woefully incomplete information that has contributed to the crisis many health experts describe as a Vitamin D deficiency epidemic. We get Vitamin D from the sunshine. It is a “nonessential” vitamin (although that term is very misleading). What this effectively means is that our bodies can make it. Specifically, human skin manufactures it from sunshine, the liver breaks it down, and finally the kidney activates it into a form that is thousands of times more potent. This job provided by the kidney is lost very in the early stages of chronic kidney disease, and diminishes substantially often simply as a result of the aging process. What’s more, older people’s skin is not able to optimally manufacture the nutrient from sunlight.
So what does this all mean to the average American who likely had never so much as considered whether or not he or she was obtaining sufficient amounts of the nutrient?

Most of us also learned in school that inadequate Vitamin D levels can lead to rickets. But how many adults actually know someone with rickets? This is precisely the dilemma — rickets is not a disease people are used to seeing and thus, intricately familiar with.

Think You’re Getting Enough Vitamin D?  Think Again

Far too many Americans are of the mistaken belief that they are getting enough sunshine, and what they’re not getting in terms of sun is compensated for by diet. This is a big mistake, at least if the studies indicating that more than half the American population is deficient are correct. Paying a (probably already overdue) visit to the doctor and having one’s Vitamin D levels checked takes very little time and is a relatively inexpensive test. This test is the only way to know for sure if one is low in the nutrient and thus susceptible to the assortment of health ailments and illnesses associated with the condition.

More Milk isn’t the Answer

Milk is fortified with Vitamin D, and many who are cognizant of the importance of the vitamin assume that drinking milk will help stave off deficiency. Technically this isn’t completely inaccurate. There’s just one problem with that line of thinking though: it would take approximately 16 glasses of milk a day to provide the necessary amount of Vitamin D needed to stave of deficiency and deficiency-related illness. What’s more, the Vitamin D found in milk breaks down when exposed to light? Most major grocery chains store milk under fluorescent lights 24-7 until it sells. Even if the milk is stored in such a way as to protect the nutrients inside it, sixteen glasses is a lot of milk — even if you like milk.

Rickets we rarely encounter, sunshine we have aplenty, and we’ve survived this long without nutrient-rich milk, so what does it matter? The human body requires Vitamin D for many internal processes. It is a co-factor in myriad activities within the body. Most of us did not learn this in school as scientists only recently discovered just how critically important this nutrient is.

Vitamin D Deficiency Epidemic

What you don’t know, can hurt you. Without enough Vitamin D, not only are we vulnerable to rickets, but more importantly processes begin in which the body essentially turns itself into bone. Genes get *up-regulated(1) in the absence of needed levels of Vitamin D, which lead to the building of bone matrix in soft tissue. That tissue includes blood vessels, the heart, liver, pancreas, the list goes on. Upon that matrix, minerals like calcium are laid down and turn it into bone. This obviously is not good for one’s health. As a matter of fact, this directly correlates with mortality rates — especially via heart disease.

Vitamin D3 DeficiencyThe lower the Vitamin D levels, the higher the mortality rate! Vitamin D deficiency has now been linked to colon cancer, diabetes, hypertension, fibromyalgia, proximal muscle weakness, and many, many others. While the death certificate doesn’t typically list Vitamin D deficiency as the cause-of-death, an alarmingly high number of debilitating and potentially even fatal diseases and illnesses have been associated with deficiencies in Vitamin D levels. So which came first, the chicken or the egg?

Vitamin D deficiency is indeed an epidemic. In numerous studies, 50-80% of the American populations studied are deficient in this Vitamin. These numbers are believed to be even higher among African Americans. While rickets is not regarded as a serious health concern, more and more people are diagnosed with heart disease, hypertension, and diabetes everyday in every family. Can anything help to prevent this?

More Sunlight Not Necessarily the Answer

The sun has gotten a bad rap. We know it causes aging of our skin and skin cancer. This is true, and in the case of skin cancer potentially deadly, so getting more sunlight is not necessarily the answer. Worth noting is the fact that the darker one’s skin, the less Vitamin D that person is able to manufacture all other things being equal. This likely explains why African Americans are suffering and dying more than any other group from these very same diseases now linked with Vitamin D deficiency.

When one spends considerable time in the sun, what happens? Assuming the person used sunblock, that person will become tan. The darker the skin the less Vitamin D one is able to manufacture, so more sun exposure is not the answer due to it’s catch-22 nature. This is especially true for African Americans and other people with dark skin.

Time in the sun is not a good predictor of one’s Vitamin D level for the reasons stated above. The only way to know if a person is deficient (and about 80% of us are) is to have that person’s Vitamin D levels tested and evaluated. Drinking milk is not going to bring the levels up unless perhaps one maybe owns a cow or has a very large refrigerator to go along with an insatiable appetite. The bottom line is that for most adults, Vitamin D3 supplements are usually necessary to ensure healthy levels and promote good health. According to esteemed Nurse Practitioner and Health Columnist Pamela Egan, “the few patients I see who are not deficient usually have been taking vitamin supplements for years.”

How Much Should I take?

The recommended dosages for Vitamin D are 400 units a day if you are under 50 years old, 600 units a day for those 51-70, and 800 units a day for those over 71. When one is deficient, it is very difficult to replete levels with over the counter doses of Vitamin D. A prescription-strength dose is often required, and can be beneficial with a weekly dose.

Nurse Practitioner Egan offered the following piece of advice for readers of this blog: “Talk to your doctor, get a level measured, and supplement your deficiency with enough D to maintain adequate levels. Let’s all live a long and happy life!”

Vitamin D3 Supplements can be found here, or by clicking the links appearing in the box below.


* 1. Up-Regulation - the process where postsynaptic receptors increase in number or become more sensitive when presynaptic neurons are not releasing enough neurotransmitter to carry the impulse (mcgraw-hill.com).

* Alternate Definition of Up-Regulation - an increase in the number and density of a particular neuronal receptor, generally in response to an altered amount of neurotransmitters present in the surrounding environment (macalester.edu).

Pamela Egan, FNP-C, CDE, is a board-certified Nurse Practitioner, certified diabetes educator, health columnist and anti-aging diplomat. She is an expert on vitamin d3 and illnesses associated with deficiencies of this vital nutrient. Her website is www.pamelaegan.com.

Vitamin D3 and Influenza

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Research shows it is possible to drastically reduce the risk of Seasonal Flu and Swine Flu by supplementing regularly with Vitamin D3.

There has been a fear of a pandemic flu outbreak for the past several years. My own parish received 20,000 body bags last year in preparation for the flu pandemic. Research presented by John Cannell, MD of the Vitamin D Council showed that Vitamin D3 is protective against seasonal flu. Further research performed by Norris Glick, MD and Ellie Campbell, DO, showed that Vitamin D3 helps prevent H1N1 Flu. Further, Dr. John Cannell showed that Vitamin D3 deficiency activates the influenza virus (the Flu).

Currently, the U.S. Recommended Daily Allowance for Vitamin D3 is 400 iu/day. This dose was recommended to prevent rickets, which works well, but does nothing to give the far more important protection from cancer, heart disease and infections. Approximately 70% children in the US and 75% teens and adults have a Vitamin D3 deficiency. We now have overwhelming evidence that therapeutic levels of this miracle vitamin, not only boost our immune system, but protects us from cancer, including breast cancer and even H1N1 Swine Flu. Blood levels of D3 (OH-25) should be at least above 50, optimally 80. Most children and adults can be maintained on vitamin D3 5000iu – 10,000iu/day. At the first sign of flu or respiratory illness, take 50,000iu D3/day x 5 days.

This article was written exclusively for VitaminD3Blog.com by Nurse Practitioner Pam Egan, FNP-C, CDE.


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Vitamin D3 Deficiency

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Vitamin D3 Deficiency Can Be Prevented Through Sunlight, Food Sources

Vitamin D is found in many dietary sources such as fish, eggs, fortified milk, and cod liver oil. The sun also contributes significantly to the daily production of Vitamin D3, which is also known as Cholecalciferol.

Trying to incorporate more Vitamin D3 through your diet can easily be done. Cholecalciferol is created through exposure of your skin to the sun, but due to many being wary of overexposure to the sunshine, some can have deficiencies. Through 15 to 20 minutes of sun exposure daily, the body creates 10,000 to 15,000 IUs of Vitamin D3.

Vitamin D3 Deficiency can lead to obesity, high blood pressure, depression and psoriasis. Luckily, there are a few other sources of Vitamin D3 including some foods that can supply sufficient quantities of the nutrient for those who cannot sunbathe for whatever reason. If you are staying out of the sun, consider the following foods to keep your body healthy:

Cod Liver Oil

1. According to drweil.com, Dr Weil states the National Institutes of Health finds cod liver oil can provide up to 1,300 IU of Vitamin D per tablespoon, which is more than the 1,000 IU daily recommendation. They also find cod liver oil to be a good source of Vitamin A. Fish oil supplements are available in liquid capsules and in oil form. Taking cod liver oil daily can help your body get the Vitamin D3 it needs.

Fortified Foods

2. Pamela Egan, FNP-C, CDE, suggests eating fortified foods such as milk and cereal to make up for Vitamin D3 Deficiency. By checking labels on fortified milks and cereals, one can select items that will provide sufficient amounts of this critical nutrient to help stave off deficiency. By starting the day with a bowl of fortified milk and cereal, your body can get a full day’s serving of D3.

Egg Yolks

3. Another great source of Cholecalciferol is egg yolks. Making an omelet or scrambling a couple eggs can give you almost a full daily serving. Studies conducted by the Agricultural Research Centre of Finland published in the Journal of Agricultural and Food Chemistry find feeding chickens a feed high in Vitamin D produces eggs that are sevenfold higher in Vitamin D3 than normal eggs. In the future, one egg might solve the complex and extremely serious health problem that is Vitamin D3 deficiency.

Related Posts:
- Vitamin D Deficiency and Disease
- Vitamin D3 Supplements: When are they Necessary?
- Vitamin D Deficiency, HIV and AIDS


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May 7th, 2010 at 11:03 pm

Vitamin D3 (Cholecalciferol)

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Cholecalciferol (aka: Vitamin D3)

Pam Egan, FNP-C, CDE, is a board-certified adult and family nurse practitioner, a certified diabetes educator, certified specialist in anti-aging medicine, and also a health columnist. Mrs. Egan has written extensively on the subject of Vitamin D3 and the wealth of both short and long-term health benefits associated with this incredible vitamin.

Vitamin D3, also known as cholecalciferol, is by far and without question the most bio-available form of Vitamin D.

Why is Vitamin D3 so important?

Vitamin D is essential for healthy-looking skin and strong bones. In addition, Vitamin D3 has been found to stimulate the immune system, providing your body with a powerful boost to help stave off illness.

If an individual has chronically low Vitamin D3 intake from food and/or sunlight, the deficiency can lead to numerous health ailments including Chronic Fatigue Syndrome, Obesity, Diabetes, Cancer, Fibromyalgia, neuro-degenerative diseases, osteoporosis, and clinical depression. Scientists and researchers are now discovering that the risk of heart disease, heart attack and stroke may increase in people with a prolongued Vitamin D3 deficiency.

D3 can be obtained from a variety of foods, however perhaps the best way to ingest/absorb the nutrient is through sunlight making direct contact with skin. A handful of top health and nutrition experts have even recommended sunbathing in the nude for ten to fifteen minutes daily as a means of ingesting/manyfacturing sufficient amounts of this critically important vitamin in its most potent and bioavailable form.

In addition to foods and sunlight, perhaps the easiest way to ingest sufficient amounts of D3 is via supplementation. A number of high-quality Vitamin D3 Supplements exist to help one ingest enough of the nutrient on a regular basis, including when weather prohibits one from sunbathing.

Included are some links at the bottom of this post to some additional educational resources about Vitamin D3, authored by Nurse Practitioner Egan.

Pamela Egan’s Articles about Vitamin D3:


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May 7th, 2010 at 10:43 pm

Vitamin D3: The Forgotten Hormone

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February 18, 2010

By: Pamela Egan

What is one of the cheapest and easiest interventions in medicine that would save the most lives and the most money? It reduces inflammation in your heart, brain & joints. It stops bone loss and protects you from osteoporosis, diabetes & obesity. It strengthens your immune system and helps retard bacterial and viral infections. It helps prevent several different cancers. It helps cure fibromyalgia, depression, and chronic fatigue syndrome. If you’ve read my past health columns, you know that I am referring to natural, active Vtamin D3, not synthetic D2.

Vitamin D3 (cholecalciferol) is essential for life. You may ask why are Americans so deficient in Vitamin D3? Let’s take a look at evolutionary biology. Our ancestors lived naked in the sun for several million years. Through evolution, sunlight was needed to produce Vitamin D. Then 50,000 years ago, some of us migrated north to places with less sun. Then we put on clothes, started working inside and living in cities where buildings blocked the sun.

We started traveling in cars instead of walking or riding horses and glass blocked even more UVB in the sunlight. Only a few years ago, we started actively avoiding the sun and putting on sun block. All this time we humans have been steadily reducing the tissue levels of the most potent steroid hormone in our bodies, one with powerful anti-cancer properties.

The really significant reductions in sunlight exposure have occurred since the industrial revolution, just the time the “diseases of civilization,” like cardiovascular disease, diabetes and cancer became prominent.

So what can a Vitamin D3 deficiency lead to? At least 17 varieties of cancer including: Breast, Bladder, Colon, Lymphoma, Ovarian, Endometrial, and Prostate. Heart disease, High Blood pressure, Stroke, Autoimmune disease, Multiple Sclerosis, Diabetes Type 1 & 2, Depression, Chronic Pain, Osteoarthritis, Osteoporosis, Muscle Weakness, Obesity, Periodontal Disease, Infectious Disease, & more. Vitamin D3 is a powerful anti-inflammatory and those of us in the Anti-Aging industry that reducing inflammation is half the aging battle won!

The research is astonishing! So how much Vitamin D3 do we need per day?

Ask your primary care provider to check your serum vitamin D3/ 25(OH) level. The optimum range is 80 – 100 ng/ml. No toxicity was seen with D3 levels less than 150 ng/ml.

The optimum dose of Vitamin D3 is 5000 – 15,000IU per day. (I personally take 10,000IU D3 daily to maintain my 25(OH) level between 80 – 100. A weekly dose of 50,000 IU D3 is OK. Fewer supplements are needed if you receive more sun exposure. Maybe they knew something we didn’t know in those nudist colonies.

Pamela Egan, MN, NP, CDE, ABAAHP Diplomat (American Board of Anti-Aging Health Practitioners), is a board certified Adult & Family Nurse Practitioner, Clinical Specialist in Gerontology/Mental Health, & Certified Diabetes Educator. She can be reached at 985-892-3031 or www.pamelaegan.com.

Vitamin D3 Benefits: Autism and ADHD

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Can Vitamin D3 Help Reduce the Rates of Autism, ADHD?

By: Pamela Egan, NP, ABAAHP, CDE

In addition to research that indicates that Vitamin D3 can help drastically reduce your risk of Seasonal Flu and Swine Flu, the super-vitamin also appears to have a role in combating Attention Deficit Hyperactive Disorder (ADHD) as well as Autism.

More than 4.4 million children have been diagnosed with ADHD. Health officials believe the incidence of autism is 1 in 150. The incidence among boys is even higher: 1 in 94.  Vitamin D’s role in the development of the brain begins when the human brain undergoes its most rapid and complex formation between the last trimester of pregnancy and the first two years of life.  Some of the new literature on vitamin D3 suggests that it may be that a maternal vitamin D3 deficiency sets the stage for autism. When combined with the right genetic propensity, which is linked to a high risk of autoimmune disorders, activating an immune reaction in the brain may trigger the effects on brain development associated with autism.

In this way, daily ingestion of a high-quality vitamin d3 supplement by pregnant mothers may help reduce the rates of ADHD and Autism in future generations.

Pamela Egan, NP, ABAAHP Diplomat (American Board of Anti-Aging Health Practitioners), CDE is a board certified Adult & Family Nurse Practitioner, Fellow of the American Academy of Anti-Aging & Functional Medicine, and Certified Diabetes Educator. She is a  health columnist from Covington, LA. Her website is www.pamelaegan.com.

Nurse Practitioner Egan has written extensively about the topic of vitamin d3. Links to some of her articles about the subject have been included below.

Pam’s Vitamin D3 Articles:

  • Vitamin D3 Sources – Article about the various sources through which one can obtain vitamin d3. These include sunlight, egg yolks and cold liver oil.
  • Vitamin D3: The Miracle of Sunshine – Comprehensive article covers virtually all angles of discussion regarding the topic of vitamin d3. The article touches upon the differences between vitamins d2 and d3, the role of sunlight in the creation of d3, d3 deficiency and the many, many health benefits associated with consistently healthy levels of the nutrient being present in an individual.
  • Vitamin D3: Are You Getting Enough? – Article covering the basics of vitamin d3, emphasizing the importance of the nutrient and warning against the dangers of being d3 deficient. The article recommends sunbathing, in the nude if possible, as a means of countering d3 deficiency.
  • Experts Call for Increased Dosage of Vitamin D3 – Article discussing vitamin d3 dosage, and research that suggests that additional health benefits may be obtained by increasing the amount of intake.
  • Vitamin D3 May Help Lower Blood Pressure and Cholesterol – Article discussing scientific research that seemingly establishes a relationship between vitamin d3, blood pressure and cholesterol. The study found that as vitamin d levels decreased, blood pressure and cholesterol tended to rise, and vice versa.