Tag Archives: vitamin D supplements

Vitamin D3 may improve survival among women

Vitamin D3 may improve survival among older women, particularly those who are institutionalized, according to a meta-analysis published in the Cochrane Review.

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Which vitamin D supplement boosts levels best — D2 or D3?

It turns out that vitamin D3 (cholecalciferol) has the edge.

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Problems discovered with vitamin D supplements

Many consumers do not realize that natural medications (herbs, vitamins, and supplements) are essentially unregulated in the U.S. Without the wonderful work of several independent quality testing labs, professionals and consumers would be up the proverbial creek without a paddle. … Continue reading

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Vitamin D Insufficiency: Is there enough evidence for clinical recommendations?

Readers of this blog over the last year, have seen many of my posts on the plethora of studies and recommendations about vitamin D. Now there’s some new data I think you’ll be interested in.

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What to do with the two vitamin D guidelines?

As we’ve discussed in a number of past blogs, many adults are deficient in vitamin D, placing them at elevated risk for fracture, frequent falls, and a slew of other medical problems including several types of cancer. But what is … Continue reading

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Institute of Medicine says megadoses of vitamin D, calcium unnecessary

In a front-page article, the New York Times says, “The very high levels of vitamin D and calcium that are often recommended by doctors and testing laboratories – and can be achieved only by taking supplements – are unnecessary and … Continue reading

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Vitamin D Supplements Reduce the Risk of Flu – Especially in Children

The doctors of pharmacology at the Natural Medicines Comprehensive Database are reminding us healthcare professions to inform our patients that vitamin D supplements may reduce the chance of getting influenza. Vitamin D levels decrease during the winter months, during the … Continue reading

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Recommendations for Adult Doses of Vitamin D Increasing

According to the experts at the Natural Medicines Comprehensive Database, Vitamin D doses recommended for routine supplementation in adults will continue to move higher. Many experts, including me, have long been calling for higher doses. Now new guidelines from Osteoporosis … Continue reading

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How Much Sunlight Is Equivalent to Vitamin D Supplementation?

Readers of this blog are well aware than many (if not most) Americans have insufficient to deficient levels of vitamin D. Other than prescribing oral vitamin D or vitamin D-containing foods, we doctors were left with prescribing a little sunshine. … Continue reading

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How much vitamin D is too much?

Now that so many more people are taking vitamin D, some are asking how much vitamin D is too much. And, it’s important to note that vitamin D doses vary widely and toxicity is rare. Here are some guidelines recommended … Continue reading

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Adults may need up to twice the amount of vitamin D than is typically recommended

Here’s news about a new guideline that will change something I do in practice. The Los Angeles Times “Booster Shots” blog reported, “Older adults need up to twice the amount of vitamin D than is typically recommended, according to guidelines … Continue reading

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Take Vitamin D With Largest Meal

Taking your vitamin D supplement with the largest meal of the day may boost its absorption substantially, according to a new study from researchers at the Cleveland Clinic. Here are details from WebMD: The researchers  instructed 17 men and women, … Continue reading

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Is OJ as good a source of vitamin D as supplements?

A glass of orange juice may not only help the vitamin pill go down. A new study suggests that fortified varieties can also help the body’s vitamin D levels go up – just as effectively as the supplement itself. The finding … Continue reading

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Vitamin D Supplementation and Cancer Prevention

Readers of this blog know that, in general, I’m in favor of healthcare professionals checking vitamin D levels as part of routine exams. I do this on all adolescents and adults. And, I’ve blogged more on the topic of vitamin … Continue reading

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Vitamin D helps fend off flu and asthma attacks

In a recent study of Japanese schoolchildren, vitamin D supplements taken during the winter and early spring helped prevent seasonal flu and asthma attacks. Here’s more on the study from Reuters Health: The idea for the study, study chief Dr. … Continue reading

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Increasing vitamin D levels may cut heart disease risk

I may have blogged more on vitamin D this year than any other topic. And, now, the Los Angeles Times is reporting, “Raising the amount of vitamin D in the blood appears to help some people — at least those deficient … Continue reading

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Babies should take vitamin D supplement

Frequent readers to this blog are aware of the growing incidence of vitamin D insufficiency and deficiency in all age groups in the US. Now, according to a new study published online in the journal Pediatrics, “most babies should take … Continue reading

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Vitamin D Supplementation Helps Prevent Falls in Older Adults

Each year, one third of adults 65 years and older have at least one fall. And, 9% of those falls require an emergency department visit and up to 6%result in a fracture. Consequently, strategies to prevent falls have become an … Continue reading

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Vitamin D Linked to Lower Heart Risk

According to new research, vitamin D supplements may not only help your bones, they may help protect your heart. A new review of research on vitamin D and calcium supplements shows that people who take moderate to high doses of vitamin … Continue reading

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Can Vitamin D Ease Fibromyalgia Pain?

Vitamin D is known as the sunshine vitamin because when sunlight hits skin, the body produces this vitamin, essential for strong, healthy bones. However, a mountain of new evidence suggests that the vitamin may have a more versatile role than previously … Continue reading

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In Lab Tests Vitamin D Shrinks Breast Cancer Cells

I’ve posted a number of blogs about the fact that vitamin D deficiency or insufficiency (low levels of serum vitamin D) is associated with a number of types of cancer, as well as diabetes and asthma, but now new research also … Continue reading

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Vitamin D May Lower Colon Cancer Risk

Soaking in more sunlight and drinking more dairy may help you ward off colon cancer according to a report in Medscape. Researchers in Europe have found that people with abundant levels of vitamin D — the so-called sunshine vitamin — … Continue reading

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Daily Calcium Plus Vitamin D Supplements May Reduce Fracture Risk

MedScape reports that daily supplements of calcium plus vitamin D, but not of vitamin D alone, are associated with significantly reduced fracture risk, according to the results of a patient level-pooled analysis reported in the January 12 issue of the … Continue reading

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Low levels of vitamin D may be linked to greater asthma severity

Study suggests 70 percent of children, young adults do not get enough vitamin D More reasons to consider having your vitamin D level checked – you may think better and have less arthritis Specific vitamins and a supplement (B vitamins, … Continue reading

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Vitamin D deficiency in kids is getting more attention

A recent cross country study sample suggests that MOST children in the U.S. have suboptimal vitamin D levels. Healthy blood levels of vitamin D are at least 30 ng/mL; but 2 out of 3 kids have levels below this, and … Continue reading

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Study suggests 70 percent of children, young adults do not get enough vitamin D

USA Today reports that “seven out of 10 children and young adults don’t get enough vitamin D, which could increase their risk for bone and heart problems,” according to a study published online in the journal Pediatrics. Is your child … Continue reading

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More reasons to consider having your vitamin D level checked – you may think better and have less arthritis

Low vitamin D levels may impair thinking and adequate vitamin D levels may help prevent knee osteoarthritis, according to two studies released this last week. Both of these studies, added to the others I’ve discussed in this blog in the … Continue reading

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Most Children are Vitamin D Deficient Also

Vitamin D deficiency is a growing problem in the United States. A 2004 study reported that 42 percent of otherwise healthy adolescents in a primary care setting were vitamin D deficient. Among infants, dark skin pigmentation and breastfeeding without supplementation … Continue reading

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Vitamin D tests soar as deficiency, diseases linked

USA Today is reporting that testing for vitamin D levels, once uncommon, has skyrocketed as medical studies raise awareness about vitamin D deficiencies. Physicians agree that they’re increasingly using the blood test to find out whether their patients are low … Continue reading

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